Merge branch 'slb/dchen/conventional_commits' into 'master'

chore: support Conventional Commits

See merge request !139

package.json

@@ -7,6 +7,7 @@
   "scripts": {
     "clean": "rm -rf dist coverage test-results.xml .nyc_output",
     "clean:npm": "npx rimraf ./node_modules",
+    "commit": "git-cz",
     "build": "tsc",
     "lint": "tslint -c tslint.json -p tsconfig.json 'src/**/*.ts'",
     "start": "node -r dotenv/config ./dist/server/server-start.js",
@@ -113,6 +114,8 @@
     "@types/yamljs": "0.2.30",
     "async": "^3.2.0",
     "chai": "4.2.0",
+    "commitizen": "^4.2.4",
+    "cz-conventional-changelog": "^3.3.0",
     "fs-jetpack": "2.2.3",
     "handlebars": "^4.7.3",
     "inline-css": "2.6.2",
@@ -131,5 +134,10 @@
     "ts-node": "^9.1.1",
     "tslint": "6.0.0",
     "tslint-no-unused-expression-chai": "0.1.4"
+  },
+  "config": {
+    "commitizen": {
+      "path": "./node_modules/cz-conventional-changelog"
+    }
   }
 }