Merge branch 'pjax' into develop
Update TODO.md
Add String.prototype.format
Add _grid.scss
Update TODO.md
Merge branch 'grid' into develop
Update TODO.md
Merge branch 'develop' into grid
Create style guide
Update TODO.md
Merge branch 'grid' into develop
Merge branch 'develop' into pjax
Minor changes
Improve DOM patching