move all jquery plugins to jquery.js.coffee before jQuery.noConflict.
this eliminates plugins modification

do almost all exposes in widget.js.coffee.erb
use xdr and post for group creating
remove limits
fix jquery-xdr (https://github.com/jaubourg/ajaxHooks/pull/5)
cleanup
tooFew
Merge pull request #117 from uploadcare/xdr

Xdr