Complete JS refactor to support qTip's lack of no conflict

qTip doesn't support jQuery's no conflict and we're unable to use the WDN.jQuery namespace. Therefore, we'll load plugins in various stages. Not the best approach, but it's a quick patch.
Use `WDN.jQuery` for jQuery UI functions.
Merge branch 'responsive' of https://github.com/smeranda/UNL_UndergraduateBulletin