Detaching stackbit-pull

- added executable header to executable files

Author: rodikh

packages/contentful/src/index.js

@@ -1,3 +1,4 @@
+#! /usr/bin/env node
 const _ = require('lodash');
 const commander = require('commander');
 

packages/datocms/src/index.js

@@ -1,3 +1,4 @@
+#! /usr/bin/env node
 const commander = require('commander');
 
 const { writeFiles } = require('@stackbit/stackbit-pull-core');

packages/sanity/src/index.js

@@ -1,3 +1,4 @@
+#! /usr/bin/env node
 const _ = require('lodash');
 const commander = require('commander');
 

packages/stackbit/src/index.js

@@ -1,3 +1,4 @@
+#! /usr/bin/env node
 const https = require('https');
 const url = require('url');
 const commander = require('commander');