Following jshint guidelines
More code cleanup based on jshint
Disabling jshint trailing, quotmark, newcap
for jsx specific parts due to bad javascript
transformation
Fixing missing dependency
Adding description to develop Marathon with
Vagrant image
Adding some jshint for us
Merge pull request #465 from mesosphere/vagrant-marathon

Adding description to develop Marathon with
Adding jshint and jsxhint to the project
WIP: first draft to adding build hooks
Adding development setup
Adjusting read me code block
Starting on adding grunt to the project (WIP)