Merge pull request #9 from davras/master

test
add ID display for newly added sensor
add precision display for LCD displays (round to int, or 1 or 2 decimal places)
add Sensor expiration time in seconds
fix menus on several pages
Added Sensor getLastReading precision (moved from LCDDisplay)
combine temperature charts
added isExpired() for Sensor reading
fixed isExpired()
fixed isExpired()
fixed isExpired()
add controller functionality
add ability to detect local overrides and not override the local overrides.
fix desired/actual timestamps
redo nav, start implementing controller
redo nav, start implementing controller
moved java files into device and display packages
jersey works in dev_appserver now, but gets 404 in GAE
status.html now uses angularjs with datasource
status.html now uses angularjs with datasource
more cool stuff
more cool stuff
Merge pull request #10 from davras/davetest

Davetest