Minor Bugs Fixed; jQuery Mobile Installed

The availability page was rewritten to support a variable number of
shifts.
The controls had their viewstate removed to improve processing speed.
jQuery Mobile was installed for better rendinging on phones.
A bug was fixed in the schedule page that prevented the "Add Days"
button from work properly.
Some procedure names the the view model were updated to reflect new
naming conventions and for clarity.
jQueryUI was updated.
Classes were added to some object to support jQueryUI theme roller.