diff --git a/package-lock.json b/package-lock.json
index 7dd77d7..ff90b17 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -111,6 +111,94 @@
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       }
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+    "@commitlint/execute-rule": {
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+      "resolved": "https://registry.npmjs.org/@commitlint/execute-rule/-/execute-rule-8.1.0.tgz",
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+      "dev": true,
+      "optional": true
+    },
+    "@commitlint/load": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/@commitlint/load/-/load-8.1.0.tgz",
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+      "dev": true,
+      "optional": true,
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+        "@commitlint/resolve-extends": "^8.1.0",
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+        "cosmiconfig": "^5.2.0",
+        "lodash": "4.17.14",
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+          "dev": true,
+          "optional": true,
+          "requires": {
+            "ansi-styles": "^3.2.1",
+            "escape-string-regexp": "^1.0.5",
+            "supports-color": "^5.3.0"
+          }
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+        "lodash": {
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+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.14.tgz",
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+          "dev": true,
+          "optional": true
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+        "resolve-from": {
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+          "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-5.0.0.tgz",
+          "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
+    "@commitlint/resolve-extends": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/@commitlint/resolve-extends/-/resolve-extends-8.1.0.tgz",
+      "integrity": "sha512-r/y+CeKW72Oa9BUctS1+I/MFCDiI3lfhwfQ65Tpfn6eZ4CuBYKzrCRi++GTHeAFKE3y8q1epJq5Rl/1GBejtBw==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "@types/node": "^12.0.2",
+        "import-fresh": "^3.0.0",
+        "lodash": "4.17.14",
+        "resolve-from": "^5.0.0",
+        "resolve-global": "^1.0.0"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.14",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.14.tgz",
+          "integrity": "sha512-mmKYbW3GLuJeX+iGP+Y7Gp1AiGHGbXHCOh/jZmrawMmsE7MS4znI3RL2FsjbqOyMayHInjOeykW7PEajUk1/xw==",
+          "dev": true,
+          "optional": true
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+        "resolve-from": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-5.0.0.tgz",
+          "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
+    "@types/node": {
+      "version": "12.6.8",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.6.8.tgz",
+      "integrity": "sha512-aX+gFgA5GHcDi89KG5keey2zf0WfZk/HAQotEamsK2kbey+8yGKcson0hbK8E+v0NArlCJQCqMP161YhV6ZXLg==",
+      "dev": true,
+      "optional": true
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@@ -219,6 +307,17 @@
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       "dev": true
     },
+    "babel-runtime": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.26.0.tgz",
+      "integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "core-js": "^2.4.0",
+        "regenerator-runtime": "^0.11.0"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
@@ -268,6 +367,25 @@
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       }
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+    "caller-callsite": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/caller-callsite/-/caller-callsite-2.0.0.tgz",
+      "integrity": "sha1-hH4PzgoiN1CpoCfFSzNzGtMVQTQ=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "callsites": "^2.0.0"
+      },
+      "dependencies": {
+        "callsites": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
+          "integrity": "sha1-BuuE8A7qQT2oav/vrL/7Ngk7PFA=",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "caller-path": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
@@ -399,9 +517,9 @@
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-      "resolved": "https://registry.npmjs.org/conventional-commit-types/-/conventional-commit-types-2.2.0.tgz",
-      "integrity": "sha1-XblXOdbCEqy+e29lahG5QLqmiUY=",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/conventional-commit-types/-/conventional-commit-types-2.1.1.tgz",
+      "integrity": "sha512-0Ts+fEdmjqYDOQ1yZ+LNgdSPO335XZw9qC10M7CxtLP3nIMGmeMhmkM8Taffa4+MXN13bRPlp0CtH+QfOzKTzw==",
       "dev": true
     },
     "convert-source-map": {
@@ -413,12 +531,73 @@
         "safe-buffer": "~5.1.1"
       }
     },
+    "core-js": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+      "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==",
+      "dev": true,
+      "optional": true
+    },
     "core-util-is": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
       "dev": true
     },
+    "cosmiconfig": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/cosmiconfig/-/cosmiconfig-5.2.1.tgz",
+      "integrity": "sha512-H65gsXo1SKjf8zmrJ67eJk8aIRKV5ff2D4uKZIBZShbhGSpEmsQOPW/SKMKYhSTrqR7ufy6RP69rPogdaPh/kA==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "import-fresh": "^2.0.0",
+        "is-directory": "^0.3.1",
+        "js-yaml": "^3.13.1",
+        "parse-json": "^4.0.0"
+      },
+      "dependencies": {
+        "caller-path": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-2.0.0.tgz",
+          "integrity": "sha1-Ro+DBE42mrIBD6xfBs7uFbsssfQ=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "caller-callsite": "^2.0.0"
+          }
+        },
+        "import-fresh": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-2.0.0.tgz",
+          "integrity": "sha1-2BNVwVYS04bGH53dOSLUMEgipUY=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "caller-path": "^2.0.0",
+            "resolve-from": "^3.0.0"
+          }
+        },
+        "parse-json": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-4.0.0.tgz",
+          "integrity": "sha1-vjX1Qlvh9/bHRxhPmKeIy5lHfuA=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "error-ex": "^1.3.1",
+            "json-parse-better-errors": "^1.0.1"
+          }
+        },
+        "resolve-from": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-3.0.0.tgz",
+          "integrity": "sha1-six699nWiBvItuZTM17rywoYh0g=",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "coveralls": {
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       "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.3.tgz",
@@ -476,11 +655,13 @@
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-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/cz-conventional-changelog/-/cz-conventional-changelog-2.1.0.tgz",
-      "integrity": "sha1-L0vHOQ4yROTfKT5ro1Hkx0Cnx2Q=",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/cz-conventional-changelog/-/cz-conventional-changelog-3.0.0.tgz",
+      "integrity": "sha512-d6yoDVs00HLXhq1EwRNLk1jUb+0TkTW4mGP7hHMQjDnkNFpLmJdte2Hqd4K34yYt3QZGQ9WPKW2e5tjMxvFsLA==",
       "dev": true,
       "requires": {
+        "@commitlint/load": ">6.1.1",
+        "chalk": "^2.4.1",
         "conventional-commit-types": "^2.0.0",
         "lodash.map": "^4.5.1",
         "longest": "^1.0.1",
@@ -1214,6 +1395,16 @@
         "path-is-absolute": "^1.0.0"
       }
     },
+    "global-dirs": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/global-dirs/-/global-dirs-0.1.1.tgz",
+      "integrity": "sha1-sxnA3UYH81PzvpzKTHL8FIxJ9EU=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "ini": "^1.3.4"
+      }
+    },
     "globals": {
       "version": "11.9.0",
       "resolved": "https://registry.npmjs.org/globals/-/globals-11.9.0.tgz",
@@ -1330,6 +1521,26 @@
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       "dev": true
     },
+    "import-fresh": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.1.0.tgz",
+      "integrity": "sha512-PpuksHKGt8rXfWEr9m9EHIpgyyaltBy8+eF6GJM0QCAxMgxCfucMF3mjecK2QsJr0amJW7gTqh5/wht0z2UhEQ==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "parent-module": "^1.0.0",
+        "resolve-from": "^4.0.0"
+      },
+      "dependencies": {
+        "resolve-from": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
+          "integrity": "sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==",
+          "dev": true,
+          "optional": true
+        }
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     "imurmurhash": {
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       "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz",
@@ -1352,6 +1563,13 @@
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       "dev": true
     },
+    "ini": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz",
+      "integrity": "sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw==",
+      "dev": true,
+      "optional": true
+    },
     "inquirer": {
       "version": "6.2.1",
       "resolved": "https://registry.npmjs.org/inquirer/-/inquirer-6.2.1.tgz",
@@ -1429,6 +1647,13 @@
       "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY=",
       "dev": true
     },
+    "is-directory": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/is-directory/-/is-directory-0.3.1.tgz",
+      "integrity": "sha1-YTObbyR1/Hcv2cnYP1yFddwVSuE=",
+      "dev": true,
+      "optional": true
+    },
     "is-fullwidth-code-point": {
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       "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
@@ -2178,6 +2403,25 @@
         "release-zalgo": "^1.0.0"
       }
     },
+    "parent-module": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/parent-module/-/parent-module-1.0.1.tgz",
+      "integrity": "sha512-GQ2EWRpQV8/o+Aw8YqtfZZPfNRWZYkbidE9k5rpl/hC3vtHHBfGm2Ifi6qWV+coDGkrUKZAxE3Lot5kcsRlh+g==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "callsites": "^3.0.0"
+      },
+      "dependencies": {
+        "callsites": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
+          "integrity": "sha512-P8BjAsXvZS+VIDUI11hHCQEv74YT67YUi5JJFNWIqL235sBmjX4+qx9Muvls5ivyNENctx46xQLQ3aTuE7ssaQ==",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "parse-json": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
@@ -2349,6 +2593,13 @@
         }
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+    "regenerator-runtime": {
+      "version": "0.11.1",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+      "integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==",
+      "dev": true,
+      "optional": true
+    },
     "regexpp": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/regexpp/-/regexpp-2.0.1.tgz",
@@ -2429,6 +2680,16 @@
       "integrity": "sha1-Jsv+k10a7uq7Kbw/5a6wHpPUQiY=",
       "dev": true
     },
+    "resolve-global": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/resolve-global/-/resolve-global-1.0.0.tgz",
+      "integrity": "sha512-zFa12V4OLtT5XUX/Q4VLvTfBf+Ok0SPc1FNGM/z9ctUdiU618qwKpWnd0CHs3+RqROfyEg/DhuHbMWYqcgljEw==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "global-dirs": "^0.1.1"
+      }
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     "restore-cursor": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/restore-cursor/-/restore-cursor-2.0.0.tgz",
diff --git a/package.json b/package.json
index 2690f83..09be8af 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "coveralls": "^3.0.3",
-    "cz-conventional-changelog": "^2.1.0",
+    "cz-conventional-changelog": "^3.0.0",
     "eslint": "^5.9.0",
     "eslint-config-standard": "^12.0.0",
     "eslint-plugin-import": "^2.14.0",