Update pom dependency and delete objectify for JDO
add maven datanucleus plugin for use persistence
fix save when update alarmClock
Optimize import,
Add CalendarService for add and list calendar
add calendar into alarmClock
add view item in calendarAPI
add update calendar
Merge branch 'migrateObjectifToJDO' into develop

Conflicts:
	server-gae/rest-api/pom.xml
	server-gae/rest-api/src/main/java/org/myLazyClock/restApi/CalendarAPI.java
	server-gae/rest-api/src/main/webapp/WEB-INF/web.xml
	server-gae/rest-api/src/main/webapp/js/controller/alarmClock/item.view.calendaredit.js