Added IsMemberOfATeam method to User model
As a team member, when logged in i should only see my teams activities on landing page
Merge branch 'master' of https://github.com/testinspiration/TeamRynkeby

Conflicts:
	EventBooking.Data/DataDependencyModule.cs
	EventBooking/Controllers/HomeController.cs
	EventBooking/Global.asax.cs
	EventBooking/Services/ISecurityService.cs