Added event UI and read, create and update methods for events
Implemented dbSessionStore to Store and adoted User to it
Added method messageWithDocID:completion: to StudentStore
Removed unuserd code
Changed initWithEventWrapperDictionary: to populate eventsarray instead of creating new
Merge
Merge branch 'development' of https://github.com/rickardz/SchemeApp into development

Conflicts:
	SchemeApp/SchemeApp/AdminStore.m