minor css fixes and update function to use Wix.Styles.
colorPicker is now using popup
Merge branch 'dev-2.1' of github.com:wix/wix-ui-lib into dev-2.1
standalone mode for picker
update html
#bugfix round the return value
Merge branch 'dev-2.1' of https://github.com/wix/wix-ui-lib into dev-2.1

* 'dev-2.1' of https://github.com/wix/wix-ui-lib:
  update html
  standalone mode for picker
  colorPicker is now using popup
  minor css fixes and update function to use Wix.Styles.
cleanups to be backward compatible
merge