diff --git a/composer.json b/composer.json
index 4f3e785..44a8801 100644
--- a/composer.json
+++ b/composer.json
@@ -12,6 +12,7 @@
     "type": "yii2-extension",
     "license": "BSD-3-Clause",
     "homepage": "https://github.com/2amigos//yii2-file-input-widget",
+    "minimum-stability": "dev",
     "authors": [
         {
             "name": "2amigOS! Consulting Group",
@@ -22,7 +23,7 @@
     ],
     "require": {
         "yiisoft/yii2": "~2.0.0",
-        "yiisoft/yii2-bootstrap": "~2.0.0",
+        "yiisoft/yii2-bootstrap4": "~1.0.0",
         "jasny/bootstrap": "~3.1.0",
         "kartik-v/bootstrap-fileinput": "~4.1.0"
     },
@@ -34,14 +35,17 @@
             "dosamigos\\fileinput\\": "src"
         }
     },
+    "config": {
+        "fxp-asset" : {
+            "installer-paths": {
+                "npm-asset-library": "vendor/npm",
+                "bower-asset-library": "vendor/bower"
+            }
+        }
+    },
     "extra": {
-        "asset-installer-paths": {
-            "npm-asset-library": "vendor/npm",
-            "bower-asset-library": "vendor/bower"
-        },
         "branch-alias": {
             "dev-master": "1.0-dev"
         }
     }
 }
-
diff --git a/composer.lock b/composer.lock
index fe8a8ac..5ec5b3c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,94 +1,89 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "hash": "542b1b0a7ddeaee5ee51371e7a5983e4",
+    "content-hash": "02ed1a8511afebc7cc4bf46bae87c861",
     "packages": [
         {
-            "name": "bower-asset/bootstrap",
-            "version": "v3.3.4",
+            "name": "bower-asset/inputmask",
+            "version": "3.3.11",
             "source": {
                 "type": "git",
-                "url": "https://github.com/twbs/bootstrap.git",
-                "reference": "a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f"
+                "url": "https://github.com/RobinHerbots/Inputmask.git",
+                "reference": "5e670ad62f50c738388d4dcec78d2888505ad77b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twbs/bootstrap/zipball/a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f",
-                "reference": "a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f",
+                "url": "https://api.github.com/repos/RobinHerbots/Inputmask/zipball/5e670ad62f50c738388d4dcec78d2888505ad77b",
+                "reference": "5e670ad62f50c738388d4dcec78d2888505ad77b",
                 "shasum": ""
             },
             "require": {
-                "bower-asset/jquery": ">=1.9.1"
+                "bower-asset/jquery": ">=1.7"
             },
             "type": "bower-asset-library",
             "extra": {
                 "bower-asset-main": [
-                    "less/bootstrap.less",
-                    "dist/css/bootstrap.css",
-                    "dist/js/bootstrap.js",
-                    "dist/fonts/glyphicons-halflings-regular.eot",
-                    "dist/fonts/glyphicons-halflings-regular.svg",
-                    "dist/fonts/glyphicons-halflings-regular.ttf",
-                    "dist/fonts/glyphicons-halflings-regular.woff",
-                    "dist/fonts/glyphicons-halflings-regular.woff2"
+                    "./dist/inputmask/inputmask.js",
+                    "./dist/inputmask/inputmask.extensions.js",
+                    "./dist/inputmask/inputmask.date.extensions.js",
+                    "./dist/inputmask/inputmask.numeric.extensions.js",
+                    "./dist/inputmask/inputmask.phone.extensions.js",
+                    "./dist/inputmask/jquery.inputmask.js",
+                    "./dist/inputmask/global/document.js",
+                    "./dist/inputmask/global/window.js",
+                    "./dist/inputmask/phone-codes/phone.js",
+                    "./dist/inputmask/phone-codes/phone-be.js",
+                    "./dist/inputmask/phone-codes/phone-nl.js",
+                    "./dist/inputmask/phone-codes/phone-ru.js",
+                    "./dist/inputmask/phone-codes/phone-uk.js",
+                    "./dist/inputmask/dependencyLibs/inputmask.dependencyLib.jqlite.js",
+                    "./dist/inputmask/dependencyLibs/inputmask.dependencyLib.jquery.js",
+                    "./dist/inputmask/dependencyLibs/inputmask.dependencyLib.js",
+                    "./dist/inputmask/bindings/inputmask.binding.js"
                 ],
                 "bower-asset-ignore": [
-                    "/.*",
-                    "_config.yml",
-                    "CNAME",
-                    "composer.json",
-                    "CONTRIBUTING.md",
-                    "docs",
-                    "js/tests",
-                    "test-infra"
+                    "**/*",
+                    "!dist/*",
+                    "!dist/inputmask/*",
+                    "!dist/min/*",
+                    "!dist/min/inputmask/*"
                 ]
             },
-            "description": "The most popular front-end framework for developing responsive, mobile first projects on the web.",
+            "license": [
+                "http://opensource.org/licenses/mit-license.php"
+            ],
+            "description": "Inputmask is a javascript library which creates an input mask.  Inputmask can run against vanilla javascript, jQuery and jqlite.",
             "keywords": [
-                "css",
-                "framework",
-                "front-end",
-                "js",
-                "less",
-                "mobile-first",
-                "responsive",
-                "web"
-            ]
+                "form",
+                "input",
+                "inputmask",
+                "jquery",
+                "mask",
+                "plugins"
+            ],
+            "time": "2017-11-21T11:46:23+00:00"
         },
         {
             "name": "bower-asset/jquery",
-            "version": "2.1.3",
+            "version": "3.3.1",
             "source": {
                 "type": "git",
-                "url": "https://github.com/jquery/jquery.git",
-                "reference": "8f2a9d9272d6ed7f32d3a484740ab342c02541e0"
+                "url": "https://github.com/jquery/jquery-dist.git",
+                "reference": "9e8ec3d10fad04748176144f108d7355662ae75e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/jquery/jquery/zipball/8f2a9d9272d6ed7f32d3a484740ab342c02541e0",
-                "reference": "8f2a9d9272d6ed7f32d3a484740ab342c02541e0",
+                "url": "https://api.github.com/repos/jquery/jquery-dist/zipball/9e8ec3d10fad04748176144f108d7355662ae75e",
+                "reference": "9e8ec3d10fad04748176144f108d7355662ae75e",
                 "shasum": ""
             },
-            "require-dev": {
-                "bower-asset/qunit": "1.14.0",
-                "bower-asset/requirejs": "2.1.10",
-                "bower-asset/sinon": "1.8.1",
-                "bower-asset/sizzle": "2.1.1-patch2"
-            },
             "type": "bower-asset-library",
             "extra": {
                 "bower-asset-main": "dist/jquery.js",
                 "bower-asset-ignore": [
-                    "**/.*",
-                    "build",
-                    "speed",
-                    "test",
-                    "*.md",
-                    "AUTHORS.txt",
-                    "Gruntfile.js",
                     "package.json"
                 ]
             },
@@ -96,62 +91,12 @@
                 "MIT"
             ],
             "keywords": [
+                "browser",
                 "javascript",
                 "jquery",
                 "library"
-            ]
-        },
-        {
-            "name": "bower-asset/jquery.inputmask",
-            "version": "3.1.62",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/RobinHerbots/jquery.inputmask.git",
-                "reference": "da1a274cefa18a52a0519ac7ffe8e8d31e950eae"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/RobinHerbots/jquery.inputmask/zipball/da1a274cefa18a52a0519ac7ffe8e8d31e950eae",
-                "reference": "da1a274cefa18a52a0519ac7ffe8e8d31e950eae",
-                "shasum": ""
-            },
-            "require": {
-                "bower-asset/jquery": ">=1.7"
-            },
-            "type": "bower-asset-library",
-            "extra": {
-                "bower-asset-main": [
-                    "./dist/inputmask/jquery.inputmask.js",
-                    "./dist/inputmask/jquery.inputmask.extensions.js",
-                    "./dist/inputmask/jquery.inputmask.date.extensions.js",
-                    "./dist/inputmask/jquery.inputmask.numeric.extensions.js",
-                    "./dist/inputmask/jquery.inputmask.phone.extensions.js",
-                    "./dist/inputmask/jquery.inputmask.regex.extensions.js"
-                ],
-                "bower-asset-ignore": [
-                    "**/.*",
-                    "qunit/",
-                    "nuget/",
-                    "tools/",
-                    "js/",
-                    "*.md",
-                    "build.properties",
-                    "build.xml",
-                    "jquery.inputmask.jquery.json"
-                ]
-            },
-            "license": [
-                "http://opensource.org/licenses/mit-license.php"
             ],
-            "description": "jquery.inputmask is a jquery plugin which create an input mask.",
-            "keywords": [
-                "form",
-                "input",
-                "inputmask",
-                "jquery",
-                "mask",
-                "plugins"
-            ]
+            "time": "2018-01-20T17:26:57+00:00"
         },
         {
             "name": "bower-asset/punycode",
@@ -179,20 +124,21 @@
                     "node_modules",
                     "package.json"
                 ]
-            }
+            },
+            "time": "2014-10-22T12:02:42+00:00"
         },
         {
             "name": "bower-asset/yii2-pjax",
-            "version": "v2.0.4",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/yiisoft/jquery-pjax.git",
-                "reference": "3f20897307cca046fca5323b318475ae9dac0ca0"
+                "reference": "c39f2393883f370d3c0d63d80a122534131b0f56"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/yiisoft/jquery-pjax/zipball/3f20897307cca046fca5323b318475ae9dac0ca0",
-                "reference": "3f20897307cca046fca5323b318475ae9dac0ca0",
+                "url": "https://api.github.com/repos/yiisoft/jquery-pjax/zipball/c39f2393883f370d3c0d63d80a122534131b0f56",
+                "reference": "c39f2393883f370d3c0d63d80a122534131b0f56",
                 "shasum": ""
             },
             "require": {
@@ -205,27 +151,32 @@
                     ".travis.yml",
                     "Gemfile",
                     "Gemfile.lock",
+                    "CONTRIBUTING.md",
                     "vendor/",
                     "script/",
                     "test/"
-                ]
+                ],
+                "branch-alias": {
+                    "dev-master": "2.0.8-dev"
+                }
             },
             "license": [
                 "MIT"
-            ]
+            ],
+            "time": "2017-10-14T08:42:41+00:00"
         },
         {
             "name": "cebe/markdown",
-            "version": "1.0.2",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/cebe/markdown.git",
-                "reference": "f681fee8303310415b746f3758eeda0a7ad08bda"
+                "reference": "eeb1bf622e80f337479e00a5db94c56e7cf1326b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/cebe/markdown/zipball/f681fee8303310415b746f3758eeda0a7ad08bda",
-                "reference": "f681fee8303310415b746f3758eeda0a7ad08bda",
+                "url": "https://api.github.com/repos/cebe/markdown/zipball/eeb1bf622e80f337479e00a5db94c56e7cf1326b",
+                "reference": "eeb1bf622e80f337479e00a5db94c56e7cf1326b",
                 "shasum": ""
             },
             "require": {
@@ -235,7 +186,7 @@
             "require-dev": {
                 "cebe/indent": "*",
                 "facebook/xhprof": "*@dev",
-                "phpunit/phpunit": "3.7.*"
+                "phpunit/phpunit": "4.1.*"
             },
             "bin": [
                 "bin/markdown"
@@ -243,7 +194,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.2.x-dev"
                 }
             },
             "autoload": {
@@ -272,25 +223,28 @@
                 "markdown",
                 "markdown-extra"
             ],
-            "time": "2015-03-06 05:21:16"
+            "time": "2018-12-10T09:41:35+00:00"
         },
         {
             "name": "ezyang/htmlpurifier",
-            "version": "v4.6.0",
+            "version": "v4.10.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ezyang/htmlpurifier.git",
-                "reference": "6f389f0f25b90d0b495308efcfa073981177f0fd"
+                "reference": "d85d39da4576a6934b72480be6978fb10c860021"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ezyang/htmlpurifier/zipball/6f389f0f25b90d0b495308efcfa073981177f0fd",
-                "reference": "6f389f0f25b90d0b495308efcfa073981177f0fd",
+                "url": "https://api.github.com/repos/ezyang/htmlpurifier/zipball/d85d39da4576a6934b72480be6978fb10c860021",
+                "reference": "d85d39da4576a6934b72480be6978fb10c860021",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.2"
             },
+            "require-dev": {
+                "simpletest/simpletest": "^1.1"
+            },
             "type": "library",
             "autoload": {
                 "psr-0": {
@@ -316,7 +270,7 @@
             "keywords": [
                 "html"
             ],
-            "time": "2013-11-30 08:25:19"
+            "time": "2018-02-23T01:58:20+00:00"
         },
         {
             "name": "jasny/bootstrap",
@@ -353,20 +307,20 @@
                 "bootstrap",
                 "css"
             ],
-            "time": "2014-05-06 03:57:04"
+            "time": "2014-05-06T03:57:04+00:00"
         },
         {
             "name": "kartik-v/bootstrap-fileinput",
-            "version": "v4.1.8",
+            "version": "v4.1.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/kartik-v/bootstrap-fileinput.git",
-                "reference": "dead0e4302567e87e66296290b62da936ec6793e"
+                "reference": "00bf2212c4c005850267dd27803dba350e90a5be"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/kartik-v/bootstrap-fileinput/zipball/dead0e4302567e87e66296290b62da936ec6793e",
-                "reference": "dead0e4302567e87e66296290b62da936ec6793e",
+                "url": "https://api.github.com/repos/kartik-v/bootstrap-fileinput/zipball/00bf2212c4c005850267dd27803dba350e90a5be",
+                "reference": "00bf2212c4c005850267dd27803dba350e90a5be",
                 "shasum": ""
             },
             "type": "library",
@@ -401,20 +355,137 @@
                 "progress",
                 "upload"
             ],
-            "time": "2015-03-31 07:23:22"
+            "time": "2015-05-02T11:29:22+00:00"
+        },
+        {
+            "name": "npm-asset/bootstrap",
+            "version": "4.2.1",
+            "dist": {
+                "type": "tar",
+                "url": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.2.1.tgz",
+                "reference": null,
+                "shasum": "8f8bdca024dbf0e8644da32e918c8a03a90a5757"
+            },
+            "type": "npm-asset-library",
+            "extra": {
+                "npm-asset-bugs": {
+                    "url": "https://github.com/twbs/bootstrap/issues"
+                },
+                "npm-asset-main": "dist/js/bootstrap",
+                "npm-asset-directories": [],
+                "npm-asset-repository": {
+                    "type": "git",
+                    "url": "git+https://github.com/twbs/bootstrap.git"
+                },
+                "npm-asset-scripts": {
+                    "start": "npm-run-all --parallel watch docs-serve",
+                    "blc": "blc --exclude-external --filter-level 3 --follow --get --ordered --recursive --host-requests 4 --input http://localhost:3000/",
+                    "http-server": "http-server --silent -p 3000",
+                    "bundlesize": "bundlesize",
+                    "check-broken-links": "npm-run-all --parallel --race \"http-server -- _gh_pages/\" blc",
+                    "css": "npm-run-all css-compile css-prefix css-minify css-copy",
+                    "css-copy": "cross-env-shell shx mkdir -p site/docs/$npm_package_version_short/dist/ && cross-env-shell shx cp -r dist/css/ site/docs/$npm_package_version_short/dist/",
+                    "css-main": "npm-run-all css-lint css-compile-main css-prefix-main css-minify-main css-copy",
+                    "css-docs": "npm-run-all css-compile-docs css-prefix-docs css-minify-docs",
+                    "css-compile": "npm-run-all --parallel css-compile-*",
+                    "css-compile-main": "node-sass --output-style expanded --source-map true --source-map-contents true --precision 6 scss/bootstrap.scss dist/css/bootstrap.css && node-sass --output-style expanded --source-map true --source-map-contents true --precision 6 scss/bootstrap-grid.scss dist/css/bootstrap-grid.css && node-sass --output-style expanded --source-map true --source-map-contents true --precision 6 scss/bootstrap-reboot.scss dist/css/bootstrap-reboot.css && npm run css-copy",
+                    "css-compile-docs": "cross-env-shell node-sass --output-style expanded --source-map true --source-map-contents true --precision 6 site/docs/$npm_package_version_short/assets/scss/docs.scss site/docs/$npm_package_version_short/assets/css/docs.min.css",
+                    "css-lint": "npm-run-all --parallel css-lint-*",
+                    "css-lint-main": "stylelint --syntax scss \"scss/**/*.scss\"",
+                    "css-lint-docs": "stylelint --syntax scss \"site/docs/**/assets/scss/*.scss\" && stylelint \"site/docs/**/*.css\"",
+                    "css-lint-vars": "fusv scss/ site/docs/",
+                    "css-minify": "npm-run-all --parallel css-minify-*",
+                    "css-minify-main": "cleancss --level 1 --format breaksWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap.min.css dist/css/bootstrap.css && cleancss --level 1 --format breaksWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap-grid.min.css dist/css/bootstrap-grid.css && cleancss --level 1 --format breaksWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap-reboot.min.css dist/css/bootstrap-reboot.css",
+                    "css-minify-docs": "cross-env-shell cleancss --level 1 --format breaksWith=lf --source-map --source-map-inline-sources --output site/docs/$npm_package_version_short/assets/css/docs.min.css site/docs/$npm_package_version_short/assets/css/docs.min.css",
+                    "css-prefix": "npm-run-all --parallel css-prefix-*",
+                    "css-prefix-main": "postcss --config build/postcss.config.js --replace \"dist/css/*.css\" \"!dist/css/*.min.css\"",
+                    "css-prefix-docs": "postcss --config build/postcss.config.js --replace \"site/docs/**/*.css\" \"site/docs/**/*.css\"",
+                    "js": "npm-run-all js-compile js-minify js-copy",
+                    "js-copy": "cross-env-shell shx mkdir -p site/docs/$npm_package_version_short/dist/ && cross-env-shell shx cp -r dist/js/ site/docs/$npm_package_version_short/dist/",
+                    "js-main": "npm-run-all js-lint js-compile-main js-minify-main",
+                    "js-docs": "npm-run-all js-lint-docs js-minify-docs",
+                    "js-compile": "npm-run-all --parallel js-compile-* --sequential js-copy",
+                    "js-compile-standalone": "rollup --environment BUNDLE:false --config build/rollup.config.js --sourcemap",
+                    "js-compile-bundle": "rollup --environment BUNDLE:true --config build/rollup.config.js --sourcemap",
+                    "js-compile-plugins": "node build/build-plugins.js",
+                    "js-compile-plugins-coverage": "cross-env NODE_ENV=test node build/build-plugins.js",
+                    "js-lint": "npm-run-all --parallel js-lint-*",
+                    "js-lint-main": "eslint js/src js/tests build/",
+                    "js-lint-docs": "eslint site/",
+                    "js-minify": "npm-run-all --parallel js-minify-main js-minify-docs",
+                    "js-minify-main": "npm-run-all js-minify-standalone js-minify-bundle",
+                    "js-minify-standalone": "uglifyjs --compress typeofs=false --mangle --comments \"/^!/\" --source-map \"content=dist/js/bootstrap.js.map,includeSources,url=bootstrap.min.js.map\" --output dist/js/bootstrap.min.js dist/js/bootstrap.js",
+                    "js-minify-bundle": "uglifyjs --compress typeofs=false --mangle --comments \"/^!/\" --source-map \"content=dist/js/bootstrap.bundle.js.map,includeSources,url=bootstrap.bundle.min.js.map\" --output dist/js/bootstrap.bundle.min.js dist/js/bootstrap.bundle.js",
+                    "js-minify-docs": "cross-env-shell uglifyjs --mangle --comments \\\"/^!/\\\" --output site/docs/$npm_package_version_short/assets/js/docs.min.js site/docs/$npm_package_version_short/assets/js/vendor/anchor.min.js site/docs/$npm_package_version_short/assets/js/vendor/clipboard.min.js site/docs/$npm_package_version_short/assets/js/vendor/bs-custom-file-input.min.js \"site/docs/$npm_package_version_short/assets/js/src/*.js\"",
+                    "js-test": "npm-run-all js-test-karma* js-test-integration",
+                    "js-test-karma": "karma start js/tests/karma.conf.js",
+                    "js-test-karma-old": "cross-env USE_OLD_JQUERY=true npm run js-test-karma",
+                    "js-test-karma-bundle": "cross-env BUNDLE=true npm run js-test-karma",
+                    "js-test-karma-bundle-old": "cross-env BUNDLE=true USE_OLD_JQUERY=true npm run js-test-karma",
+                    "js-test-integration": "rollup --config js/tests/integration/rollup.bundle.js",
+                    "js-test-cloud": "cross-env BROWSER=true npm run js-test-karma",
+                    "lint": "npm-run-all js-lint css-lint",
+                    "coveralls": "shx cat js/coverage/lcov.info | coveralls",
+                    "docs": "npm-run-all css-docs js-docs docs-compile docs-lint",
+                    "docs-compile": "bundle exec jekyll build",
+                    "docs-production": "cross-env JEKYLL_ENV=production npm run docs-compile",
+                    "docs-lint": "node build/vnu-jar.js",
+                    "docs-serve": "bundle exec jekyll serve",
+                    "docs-serve-only": "npm run docs-serve -- --skip-initial-build --no-watch",
+                    "update-deps": "ncu -a -x jquery -x bundlesize && npm update && bundle update && cross-env-shell echo Manually update \\\"site/docs/$npm_package_version_short/assets/js/vendor/\\\"",
+                    "release": "npm run dist && npm run release-sri && npm run release-zip && npm run docs-production",
+                    "release-sri": "node build/generate-sri.js",
+                    "release-version": "node build/change-version.js",
+                    "release-zip": "cross-env-shell \"shx rm -rf bootstrap-$npm_package_version-dist && shx cp -r dist/ bootstrap-$npm_package_version-dist && zip -r9 bootstrap-$npm_package_version-dist.zip bootstrap-$npm_package_version-dist && shx rm -rf bootstrap-$npm_package_version-dist\"",
+                    "dist": "npm-run-all --parallel css js",
+                    "test": "npm-run-all lint dist js-test docs-compile docs-lint bundlesize",
+                    "watch": "npm-run-all --parallel watch-*",
+                    "watch-css-main": "nodemon --watch scss/ --ext scss --exec \"npm run css-main\"",
+                    "watch-css-docs": "nodemon --watch \"site/docs/**/assets/scss/\" --ext scss --exec \"npm run css-docs\"",
+                    "watch-js-main": "nodemon --watch js/src/ --ext js --exec \"npm run js-compile\"",
+                    "watch-js-docs": "nodemon --watch \"site/docs/**/assets/js/src/\" --ext js --exec \"npm run js-docs\""
+                },
+                "npm-asset-engines": {
+                    "node": ">=6"
+                }
+            },
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "The Bootstrap Authors",
+                    "url": "https://github.com/twbs/bootstrap/graphs/contributors"
+                },
+                {
+                    "name": "Twitter, Inc."
+                }
+            ],
+            "description": "The most popular front-end framework for developing responsive, mobile first projects on the web.",
+            "homepage": "https://getbootstrap.com/",
+            "keywords": [
+                "css",
+                "framework",
+                "front-end",
+                "mobile-first",
+                "responsive",
+                "sass",
+                "web"
+            ],
+            "time": "2018-12-21T18:58:03+00:00"
         },
         {
             "name": "twitter/bootstrap",
-            "version": "v3.3.4",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twbs/bootstrap.git",
-                "reference": "a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f"
+                "reference": "9206e465adf17bb0c8513f489c02a18a27ce296d"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twbs/bootstrap/zipball/a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f",
-                "reference": "a10eb60bc0b07b747fa0c4ebd8821eb7307bd07f",
+                "url": "https://api.github.com/repos/twbs/bootstrap/zipball/9206e465adf17bb0c8513f489c02a18a27ce296d",
+                "reference": "9206e465adf17bb0c8513f489c02a18a27ce296d",
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             },
             "replace": {
@@ -423,7 +494,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.3.x-dev"
+                    "dev-master": "3.4.x-dev"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -441,7 +512,7 @@
                 }
             ],
             "description": "The most popular front-end framework for developing responsive, mobile first projects on the web.",
-            "homepage": "http://getbootstrap.com",
+            "homepage": "https://getbootstrap.com/",
             "keywords": [
                 "JS",
                 "css",
@@ -452,33 +523,34 @@
                 "responsive",
                 "web"
             ],
-            "time": "2015-03-16 15:44:41"
+            "time": "2019-01-06T16:02:27+00:00"
         },
         {
             "name": "yiisoft/yii2",
-            "version": "2.0.3",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/yiisoft/yii2-framework.git",
-                "reference": "85b773a384f3894d558905cb13522bb338c99dba"
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-                "url": "https://api.github.com/repos/yiisoft/yii2-framework/zipball/85b773a384f3894d558905cb13522bb338c99dba",
-                "reference": "85b773a384f3894d558905cb13522bb338c99dba",
+                "url": "https://api.github.com/repos/yiisoft/yii2-framework/zipball/028b69ca34b9faaeea8010f16a49e5e817b495f1",
+                "reference": "028b69ca34b9faaeea8010f16a49e5e817b495f1",
                 "shasum": ""
             },
             "require": {
-                "bower-asset/jquery": "2.1.*@stable | 1.11.*@stable",
-                "bower-asset/jquery.inputmask": "3.1.*",
+                "bower-asset/inputmask": "~3.2.2 | ~3.3.5",
+                "bower-asset/jquery": "3.3.*@stable | 3.2.*@stable | 3.1.*@stable | 2.2.*@stable | 2.1.*@stable | 1.11.*@stable | 1.12.*@stable",
                 "bower-asset/punycode": "1.3.*",
-                "bower-asset/yii2-pjax": ">=2.0.1",
-                "cebe/markdown": "~1.0.0",
+                "bower-asset/yii2-pjax": "~2.0.1",
+                "cebe/markdown": "~1.0.0 | ~1.1.0 | ~1.2.0",
+                "ext-ctype": "*",
                 "ext-mbstring": "*",
-                "ezyang/htmlpurifier": "4.6.*",
+                "ezyang/htmlpurifier": "~4.6",
                 "lib-pcre": "*",
                 "php": ">=5.4.0",
-                "yiisoft/yii2-composer": "*"
+                "yiisoft/yii2-composer": "~2.0.4"
             },
             "bin": [
                 "yii"
@@ -532,6 +604,17 @@
                     "name": "Paul Klimov",
                     "email": "klimov.paul@gmail.com",
                     "role": "Core framework development"
+                },
+                {
+                    "name": "Dmitry Naumenko",
+                    "email": "d.naumenko.a@gmail.com",
+                    "role": "Core framework development"
+                },
+                {
+                    "name": "Boudewijn Vahrmeijer",
+                    "email": "info@dynasource.eu",
+                    "homepage": "http://dynasource.eu",
+                    "role": "Core framework development"
                 }
             ],
             "description": "Yii PHP Framework Version 2",
@@ -540,35 +623,39 @@
                 "framework",
                 "yii2"
             ],
-            "time": "2015-03-01 06:22:44"
+            "time": "2019-02-03T21:10:47+00:00"
         },
         {
-            "name": "yiisoft/yii2-bootstrap",
-            "version": "2.0.3",
+            "name": "yiisoft/yii2-bootstrap4",
+            "version": "dev-master",
             "source": {
                 "type": "git",
-                "url": "https://github.com/yiisoft/yii2-bootstrap.git",
-                "reference": "d4bd9c5f97ea891ebbfaf276d3083d85e27fbcb6"
+                "url": "https://github.com/yiisoft/yii2-bootstrap4.git",
+                "reference": "80e5a129d2e4f1bd2d783421d19ee0faee3d75c3"
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-                "url": "https://api.github.com/repos/yiisoft/yii2-bootstrap/zipball/d4bd9c5f97ea891ebbfaf276d3083d85e27fbcb6",
-                "reference": "d4bd9c5f97ea891ebbfaf276d3083d85e27fbcb6",
+                "url": "https://api.github.com/repos/yiisoft/yii2-bootstrap4/zipball/80e5a129d2e4f1bd2d783421d19ee0faee3d75c3",
+                "reference": "80e5a129d2e4f1bd2d783421d19ee0faee3d75c3",
                 "shasum": ""
             },
             "require": {
-                "bower-asset/bootstrap": "3.3.* | 3.2.* | 3.1.*",
-                "yiisoft/yii2": "*"
+                "npm-asset/bootstrap": "~4.2",
+                "yiisoft/yii2": "~2.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "*",
+                "yiisoft/yii2-coding-standards": "~2.0"
             },
             "type": "yii2-extension",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0.x-dev"
+                    "dev-master": "1.0.x-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "yii\\bootstrap\\": ""
+                    "yii\\bootstrap4\\": "src"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -576,34 +663,56 @@
                 "BSD-3-Clause"
             ],
             "authors": [
+                {
+                    "name": "Paul Klimov",
+                    "email": "klimov.paul@gmail.com"
+                },
+                {
+                    "name": "Alexander Makarov",
+                    "email": "sam@rmcreative.ru",
+                    "homepage": "http://rmcreative.ru/"
+                },
+                {
+                    "name": "Antonio Ramirez",
+                    "email": "amigo.cobos@gmail.com"
+                },
+                {
+                    "name": "Simon Karlen",
+                    "email": "simi.albi@gmail.com"
+                },
                 {
                     "name": "Qiang Xue",
-                    "email": "qiang.xue@gmail.com"
+                    "email": "qiang.xue@gmail.com",
+                    "homepage": "http://www.yiiframework.com/"
                 }
             ],
             "description": "The Twitter Bootstrap extension for the Yii framework",
             "keywords": [
                 "bootstrap",
+                "bootstrap4",
                 "yii2"
             ],
-            "time": "2015-03-01 06:22:44"
+            "time": "2019-02-02T16:20:01+00:00"
         },
         {
             "name": "yiisoft/yii2-composer",
-            "version": "2.0.3",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/yiisoft/yii2-composer.git",
-                "reference": "ca8d23707ae47d20b0454e4b135c156f6da6d7be"
+                "reference": "f4cb50d40ed34fc6f6b100d1a515dbdbc65e40ac"
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-                "url": "https://api.github.com/repos/yiisoft/yii2-composer/zipball/ca8d23707ae47d20b0454e4b135c156f6da6d7be",
-                "reference": "ca8d23707ae47d20b0454e4b135c156f6da6d7be",
+                "url": "https://api.github.com/repos/yiisoft/yii2-composer/zipball/f4cb50d40ed34fc6f6b100d1a515dbdbc65e40ac",
+                "reference": "f4cb50d40ed34fc6f6b100d1a515dbdbc65e40ac",
                 "shasum": ""
             },
             "require": {
-                "composer-plugin-api": "1.0.0"
+                "composer-plugin-api": "^1.0"
+            },
+            "require-dev": {
+                "composer/composer": "^1.0"
             },
             "type": "composer-plugin",
             "extra": {
@@ -625,6 +734,10 @@
                 {
                     "name": "Qiang Xue",
                     "email": "qiang.xue@gmail.com"
+                },
+                {
+                    "name": "Carsten Brandt",
+                    "email": "mail@cebe.cc"
                 }
             ],
             "description": "The composer plugin for Yii extension installer",
@@ -633,43 +746,44 @@
                 "extension installer",
                 "yii2"
             ],
-            "time": "2015-03-01 06:22:44"
+            "time": "2018-08-25T10:44:34+00:00"
         }
     ],
     "packages-dev": [
         {
             "name": "doctrine/instantiator",
-            "version": "1.0.4",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/instantiator.git",
-                "reference": "f976e5de371104877ebc89bd8fecb0019ed9c119"
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-                "reference": "f976e5de371104877ebc89bd8fecb0019ed9c119",
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             "require": {
-                "php": ">=5.3,<8.0-DEV"
+                "php": "^7.1"
             },
             "require-dev": {
-                "athletic/athletic": "~0.1.8",
+                "doctrine/coding-standard": "^5.0",
                 "ext-pdo": "*",
                 "ext-phar": "*",
-                "phpunit/phpunit": "~4.0",
-                "squizlabs/php_codesniffer": "2.0.*@ALPHA"
+                "phpbench/phpbench": "^0.13",
+                "phpstan/phpstan-shim": "^0.9.2",
+                "phpunit/phpunit": "^7.0"
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             "type": "library",
             "extra": {
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-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.2.x-dev"
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-                "psr-0": {
-                    "Doctrine\\Instantiator\\": "src"
+                "psr-4": {
+                    "Doctrine\\Instantiator\\": "src/Doctrine/Instantiator/"
                 }
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             "notification-url": "https://packagist.org/downloads/",
@@ -684,46 +798,149 @@
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             ],
             "description": "A small, lightweight utility to instantiate objects in PHP without invoking their constructors",
-            "homepage": "https://github.com/doctrine/instantiator",
+            "homepage": "https://www.doctrine-project.org/projects/instantiator.html",
             "keywords": [
                 "constructor",
                 "instantiate"
             ],
-            "time": "2014-10-13 12:58:55"
+            "time": "2018-10-15T11:30:00+00:00"
+        },
+        {
+            "name": "phpdocumentor/reflection-common",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
+                "reference": "21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6"
+            },
+            "dist": {
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+            },
+            "require": {
+                "php": ">=5.5"
+            },
+            "require-dev": {
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+            "type": "library",
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+                    "phpDocumentor\\Reflection\\": [
+                        "src"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jaap van Otterdijk",
+                    "email": "opensource@ijaap.nl"
+                }
+            ],
+            "description": "Common reflection classes used by phpdocumentor to reflect the code structure",
+            "homepage": "http://www.phpdoc.org",
+            "keywords": [
+                "FQSEN",
+                "phpDocumentor",
+                "phpdoc",
+                "reflection",
+                "static analysis"
+            ],
+            "time": "2017-09-11T18:02:19+00:00"
         },
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             "name": "phpdocumentor/reflection-docblock",
-            "version": "2.0.4",
+            "version": "4.3.0",
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                 "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
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+                "reference": "94fd0001232e47129dd3504189fa1c7225010d08",
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-                "php": ">=5.3.3"
+                "php": "^7.0",
+                "phpdocumentor/reflection-common": "^1.0.0",
+                "phpdocumentor/type-resolver": "^0.4.0",
+                "webmozart/assert": "^1.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4.0"
+                "doctrine/instantiator": "~1.0.5",
+                "mockery/mockery": "^1.0",
+                "phpunit/phpunit": "^6.4"
             },
-            "suggest": {
-                "dflydev/markdown": "~1.0",
-                "erusev/parsedown": "~1.0"
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "4.x-dev"
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+            "autoload": {
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+                    "phpDocumentor\\Reflection\\": [
+                        "src/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mike van Riel",
+                    "email": "me@mikevanriel.com"
+                }
+            ],
+            "description": "With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve information that is embedded in a DocBlock.",
+            "time": "2017-11-30T07:14:17+00:00"
+        },
+        {
+            "name": "phpdocumentor/type-resolver",
+            "version": "0.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/TypeResolver.git",
+                "reference": "9c977708995954784726e25d0cd1dddf4e65b0f7"
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+            "dist": {
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+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.5 || ^7.0",
+                "phpdocumentor/reflection-common": "^1.0"
+            },
+            "require-dev": {
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-                "psr-0": {
-                    "phpDocumentor": [
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
                         "src/"
                     ]
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@@ -735,42 +952,45 @@
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                     "name": "Mike van Riel",
-                    "email": "mike.vanriel@naenius.com"
+                    "email": "me@mikevanriel.com"
                 }
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-            "time": "2015-02-03 12:10:50"
+            "time": "2017-07-14T14:27:02+00:00"
         },
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             "name": "phpspec/prophecy",
-            "version": "1.4.0",
+            "version": "dev-master",
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                 "url": "https://github.com/phpspec/prophecy.git",
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-                "phpdocumentor/reflection-docblock": "~2.0",
-                "sebastian/comparator": "~1.1"
+                "php": "^5.3|^7.0",
+                "phpdocumentor/reflection-docblock": "^2.0|^3.0.2|^4.0",
+                "sebastian/comparator": "^1.1|^2.0|^3.0",
+                "sebastian/recursion-context": "^1.0|^2.0|^3.0"
             },
             "require-dev": {
-                "phpspec/phpspec": "~2.0"
+                "phpspec/phpspec": "^2.5|^3.2",
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-                "psr-0": {
-                    "Prophecy\\": "src/"
+                "psr-4": {
+                    "Prophecy\\": "src/Prophecy"
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             "notification-url": "https://packagist.org/downloads/",
@@ -798,20 +1018,20 @@
                 "spy",
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-            "time": "2015-03-27 19:31:25"
+            "time": "2018-12-18T15:40:51+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "2.0.16",
+            "version": "2.2.x-dev",
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@@ -1542,39 +1766,41 @@
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-            "time": "2015-02-24 06:35:25"
+            "time": "2015-06-21T13:59:46+00:00"
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-            "version": "v2.6.6",
-            "target-dir": "Symfony/Component/Yaml",
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-                "url": "https://github.com/symfony/Yaml.git",
-                "reference": "174f009ed36379a801109955fc5a71a49fe62dd4"
+                "url": "https://github.com/symfony/polyfill-ctype.git",
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-                "reference": "174f009ed36379a801109955fc5a71a49fe62dd4",
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-            "require-dev": {
-                "symfony/phpunit-bridge": "~2.7"
+            "suggest": {
+                "ext-ctype": "For best performance"
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+                    "dev-master": "1.9-dev"
                 }
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             "autoload": {
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-                    "Symfony\\Component\\Yaml\\": ""
-                }
+                "psr-4": {
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+                },
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+                ]
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@@ -1583,20 +1809,136 @@
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                     "name": "Symfony Community",
-                    "homepage": "http://symfony.com/contributors"
+                    "homepage": "https://symfony.com/contributors"
                 },
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+                    "email": "backendtea@gmail.com"
+                }
+            ],
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+            "homepage": "https://symfony.com",
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+            },
+            "suggest": {
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+            "extra": {
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+            "autoload": {
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+            "license": [
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+            "authors": [
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+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
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-            "homepage": "http://symfony.com",
-            "time": "2015-03-30 15:54:10"
+            "homepage": "https://symfony.com",
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
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+            ],
+            "authors": [
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+                    "email": "bschussek@gmail.com"
+                }
+            ],
+            "description": "Assertions to validate method input/output with nice error messages.",
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+                "assert",
+                "check",
+                "validate"
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+            "time": "2018-12-25T11:19:39+00:00"
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-    "minimum-stability": "stable",
+    "minimum-stability": "dev",
     "stability-flags": [],
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