Merged with beardedstudio and added select slider from filamentgroup

[kristianmandrup]

See http://www.filamentgroup.com/examples/slider_v2/index.html

Specs are included:

kmandrup:jquery-ui-rails-helpers (master) $ rspec

I've also added button and button set support ...................................

Finished in 0.03009 seconds 35 examples, 0 failures