feat(Commitizen): Configurte commitizen (#53)

package.json

@@ -30,6 +30,7 @@
     "babel-plugin-ramda": "^1.6.1",
     "chai": "^4.1.2",
     "chai-as-promised": "^7.1.1",
+    "cz-conventional-changelog": "^2.1.0",
     "docco": "^0.8.0",
     "eslint-config-standard": "^11.0.0",
     "eslint-config-standard-jsx": "^5.0.0",
@@ -42,10 +43,10 @@
     "mocha": "^5.0.0",
     "mocha-junit-reporter": "^1.17.0",
     "safe-buffer": "^5.1.2",
+    "sinon": "^7.2.3",
     "standard": "*",
     "standard-loader": "^6.0.1",
-    "supports-color": "^5.4.0",
-    "sinon": "^7.2.3"
+    "supports-color": "^5.4.0"
   },
   "scripts": {
     "docs": "docco -t tooling/docs/markdown.jst -c /dev/null bin/*.js && docco -t tooling/docs/markdown.jst -c /dev/null bin/commands/*.js && docco -t tooling/docs/markdown.jst -c /dev/null bin/utils/*.js &&  rm -f docs/null && node rename-to-md.js",
@@ -60,5 +61,10 @@
     "blockchain"
   ],
   "author": "nduchak",
-  "license": "ISC"
+  "license": "ISC",
+  "config": {
+    "commitizen": {
+      "path": "./node_modules/cz-conventional-changelog"
+    }
+  }
 }