v6.49.2. Improvement.

- v6.49.2 August 20, 2013
	- Fixed `File::deleteSource`
	- Plugin tester will now try to init the plugin test directory if there are tests defined (useful for plugins which tests start from scratch)
	- Updated dependencies
Moved the package.json to spaces from tabs
v6.50.0. Improvement.

- v6.50.0 August 20, 2013
	- Upgraded from commander v1.3 to v2 (removes commander prompts)
	- We now use promptly for prompts
	- Updated dependencies
Added getting support link to the CONTRIBUTING.md