Small fixes
Update LICENSE in Markdown
Add CONTRIBUTING.md
Remove useless grunt-bump plugin
Merge pull request #12 from caedes/feature_grunt_bump

Remove useless grunt-bump plugin
Merge pull request #11 from caedes/feature_better_readme

Feature better Readme
Replace CoffeeScript binary with JavaScript one
Add some docs about Development process
Simplify Grunt CoffeeScript compile  syntax