edit rakefile to travis
Merge branch 'develop' of github.com:kalashnikovisme/kabal into develop

* 'develop' of github.com:kalashnikovisme/kabal:
  Update README.md
  Update README.md
Merge branch 'develop' of github.com:kalashnikovisme/kabal into develop

* 'develop' of github.com:kalashnikovisme/kabal:
  Update README.md
  Update README.md