Added better error message. not much else can be done
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

- put makeFullCalendarEvent inline with loop
- removed unnecessary epoch time conversion
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

-remove an unnecessary roundtrip to server
CC-4875: use a reference when iterating over show events
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

-we know what month will be the initial view for the user.
-Provide this data ahead of time.
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

-we know what month will be the initial view for the user.
-Provide this data ahead of time via ajax request
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

-further optimization by looking at the preferred time scale
CC-4873: Airtime takes 7 seconds to load 32K (very small) from db

-minor cleanup of function init
CC-4876: Default interface language setting does not appear to affect text or drop-down menu on login page?

-fixed
false not being returned on connection error
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x
CC-4878"Send support feedback" button at initial login tries to load "http://showbuilder" and was missing the local host IP.

-fixed
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x
Fix Pypo giving up too early on attempting to receive schedule
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x
-don't push new schedule until end of request
CC-4879: Pop-up HTML Audio Player still seems to be changing spaces to %20 and so on...

-fixed
Merge branch '2.3.x' of dev.sourcefabric.org:airtime into 2.3.x