Merge pull request #2 from micky2be/master

Wrote a more complete API
Merge pull request #3 from micky2be/master

Componentized gettext light
* made changes for the rainbow
* documentation, package.json...
* Better compatibility with component.io
Merge branch 'fixForTheRainbow' of github.com:jperdereau/gettextlight.js

Conflicts:
	bin/update-po-files.js
	lib/index.js
	package.json