Remove check for presence of jquery UI
Remove check for presence of jquery UI

The jquery library was removed, and the autocompleter used does not depend on
it. Reported in issue #141

wger-project/wger,wger-project/wger,DeveloperMal/wger,wger-project/wger,petervanderdoes/wger,petervanderdoes/wger,kjagoo/wger_stark,rolandgeider/wger,rolandgeider/wger,rolandgeider/wger,kjagoo/wger_stark,rolandgeider/wger,DeveloperMal/wger,kjagoo/wger_stark,petervanderdoes/wger,kjagoo/wger_stark,wger-project/wger,DeveloperMal/wger,DeveloperMal/wger,petervanderdoes/wger