Enable yarn create comit-app <app-name>

No need to pass `new` before `<app-name>`.

Author: luckysori

.npm/package.json

@@ -4,7 +4,7 @@
   "description": " Set up a local development environment for COMIT apps with one command.",
   "main": "cca.js",
   "scripts": {
-    "start": "node cca.js",
+    "start": "node cca.js new",
     "fix": "prettier --write '**/*.{ts,js,json,yml}'",
     "test": "prettier --check '**/*.{ts,js,json,yml}'"
   },

README.md

@@ -14,7 +14,7 @@ If you have any question please [reach out to the team in our Gitter chat](https
 
 ## 2 - Create your first project!
 
-1. `yarn create comit-app new <your-app-name>`,
+1. `yarn create comit-app <your-app-name>`,
 2. `yarn create comit-app start-env` to start blockchain and COMIT nodes,
 3. Run the [separate-apps](https://github.com/comit-network/create-comit-app/tree/master/new_project/examples/separate_apps) example (in separate terminals for the taker and maker):
     1. Navigate to the separate-apps example app directory `cd <path-to-your-app>/examples/separate-apps`,