Add portuguese readme
Add the command to run
Indent using 4 spaces
Add example to start using commander.js
Merge pull request #8 from felquis/commanderJS

Melhorias para começar a usar o CommanderJS
Just indentation mozilla's best practices - https://developer.mozilla.org/en-US/docs/Developer_Guide/Coding_Style#JavaScript_practices
Merge pull request #9 from cstipkovic/master

Just indentation mozilla's best practices