edited Manage.chtml view
removed buttons Edit and Delete from the List view.
1) UsersController for Admins only

2) Admins should be able to see all info, including id and Role of the users
AccountController should have Login and Register only!
added Register in the AccountController.cs and Register,cshtml in the view

implemented Create method in the CalendarMembershipProvider
changed IsValidEmailAddress to static method in the UserService
removed Manage.cshtml from the account's views
minor changes in the _LoginPartial.cshtml
added Register in the AccountController.cs and Register,cshtml in the view

implemented Create method in the CalendarMembershipProvider
changed IsValidEmailAddress to static method in the UserService
removed Manage.cshtml from the account's views
minor changes in the _LoginPartial.cshtml
Added test for MembershipProvider -> ShouldReturnCorrectMembershipUserWithGivenEmail()

changed App.config file to make test work
added another one test method ShouldReturnCorrectUserNameWithGivenEmail()
added ShouldReturnTrueIfUsersPairEmailAndPasswordIsValid() test
added CalendarRoleProviderTest

implemented few methods in the CalendarRoleProvider.cs