chore(package): update prettier to version 1.7.4 (#45)

Author: tmcw

package.json

@@ -18,7 +18,7 @@
     "cz-conventional-changelog": "^2.0.0",
     "husky": "^0.14.3",
     "lint-staged": "^4.0.3",
-    "prettier": "^1.5.3",
+    "prettier": "^1.7.4",
     "standard-version": "^4.2.0",
     "tap": "10.7.1"
   },