updated calendar for all orders
added multi date select feature to kheang's calendar on the off day page. currently works until scrolling to next month. possibly turbolinks related
added add/remove avaiability calendar that needs another once over
Merge branch 'master' of https://github.com/lunchpad/lunchpad.us
merging
Merge pull request #132 from nickpassarella/master

modified kheangs calendar for multdate picking. good enough for demo, but not fully finished.
basic functionality of both admin calendars working. some issues with scrolling months. tests passing
removed empty order in orders#create
deedee's code merged
Merge branch 'master' into kheang-master
merging
Merge pull request #135 from nickpassarella/master

team-wide merge
Merge https://github.com/lunchpad/lunchpad

merge