added hammer dependency and listening for swipe events in calender view to navigate ref #331
Adresses #331 - Persuaded backbone to use hammer swipe listeners, not jQuery mobile ones.
Adresses #331 - Added forward and backward page transition for forward and backward swipe gesture.
Closes #362 - Make username all lower case on login.
Adresses #191 - Added method for ajax error logging.
Merge branch '331-hold'