fix initial sortInfo, allows users to specify multiple columns for sorting when initializing ng-grid
cellEditableCondition
Refactor out function to call digest only when safe
Prevent repeated digest calls when scrolling with a timeout
Add a config option to toggle sync scrolling, a la slickgrid.
Update .travis.yml

Allow Travis to use the 3.0 branch
Use node 0.10 on travis
added a contributing.md

Blatantly copied from the html5 boilerplate contributing.md
Because it was handy.
Increase scroll timeout for smoother performance
updated build files
Adding LICENSE.md
Revert "updated build files"

This reverts commit bbc33225bc6ca8768e5f64f35f2d80c0fc512cb7.
Try to fix .travis.yml
Update .travis.yml

Only build 3.0, not 3.0 feature branches