Added bindingmodel to SetLocation
Get account propositions (will not work right now)
Added invitee to database + organiser linked on database
Fixed a minor bug is ReservedSpot
Fixed nullpointer exception on proposalDateRange
added random int to invitee
fixed _invitees = null in organiser
Tried to fix Organiser/SpotManager instance
Propositions now saved in the database
Added ALOT of comments.
New commit big domain changes
Merge branch 'Api/WebApi' into Develop

Conflicts:
	CeMeOCore/CeMeOCore/App_Data/aspnet-CeMeOCore-20131211030314.mdf
	CeMeOCore/CeMeOCore/App_Data/aspnet-CeMeOCore-20131211030314_log.ldf
	CeMeOCore/CeMeOCore/CeMeOCore.csproj
	CeMeOCore/CeMeOCore/Controllers/CalendarController.cs