Update README.md
Update README.md
v2.0 update
delete old sass modules
delete Useful Links and update Readme, fix some bugs
Retina sintax fix

https://github.com/designmodo/Flat-UI/issues/11
readme update
jquery ui update, removed unused components
updated palette module, added color swatches
remove whitespace
video, pallet fix
Changelog 2.0
Merge remote-tracking branch 'upstream/master'