chore: upgrading dependencies

package.json

@@ -33,14 +33,14 @@
     "url": "https://github.com/deepstreamIO/deepstream.io-client-js.git"
   },
   "optionalDependencies": {
-    "utf-8-validate": "^3.0.1",
-    "bufferutil": "^2.0.1"
+    "utf-8-validate": "^3.0.2",
+    "bufferutil": "^3.0.1"
   },
   "dependencies": {
-    "bufferutil": "^2.0.1",
+    "bufferutil": "^3.0.1",
     "component-emitter2": "^1.3.5",
-    "utf-8-validate": "^3.0.1",
-    "ws": "^2.1.0"
+    "utf-8-validate": "^3.0.2",
+    "ws": "^3.0.0"
   },
   "browser": {
     "net": false,
@@ -51,23 +51,23 @@
     "grunt": "^1.0.1",
     "babel-preset-es2015": "^6.24.1",
     "babelify": "^7.3.0",
-    "coveralls": "^2.11.16",
+    "coveralls": "^2.13.1",
     "cucumber": "^1.3.1",
     "deepstream.io": "git+https://github.com/deepstreamIO/deepstream.io.git",
     "deepstream.io-cache-redis": "latest",
     "deepstream.io-msg-redis": "latest",
     "derequire": "^2.0.6",
-    "eslint-config-deepstream": "^2.1.1",
+    "eslint-config-deepstream": "^2.2.1",
     "grunt-browserify": "^5.0.0",
     "grunt-cli": "^1.2.0",
-    "grunt-contrib-uglify": "^2.3.0",
-    "husky": "^0.13.2",
+    "grunt-contrib-uglify": "^3.0.1",
+    "husky": "^0.13.4",
     "istanbul": "^0.4.5",
-    "jasmine": "^2.5.3",
-    "jasmine-spec-reporter": "^3.2.0",
-    "proxyquire": "1.7.11",
-    "sinon": "^1.17.7",
-    "validate-commit-msg": "^2.11.2",
+    "jasmine": "^2.6.0",
+    "jasmine-spec-reporter": "^4.1.0",
+    "proxyquire": "1.8.0",
+    "sinon": "^2.3.4",
+    "validate-commit-msg": "^2.12.2",
     "watch": "^1.0.2"
   },
   "author": "deepstreamHub GmbH",