Required packages, gruntConfig updated and gitignore for pot files.
multi language support
minified files with multi language support (used for easier starter)
update README
Fix Conflicts:
	public/js/angularjs-all.min.js
	public/js/main.min.js
Merge pull request #537 from cmgustavo/feature/multi-language-support

Feature/multi language support
Catching up with master