Added path validation and new methods create delete directory
Added tests for create and delete directory methods
Added commit after updating user in method UpdateUser
Added XMLDoc comments to Interface of MembershipService
Added Create Delete File methods
Added tests for Create Delete File Methods
Small fix in CreateFile method
Fix in DeleteDirectory method
Added button to delete folder
Added button to delete file
Added button to create file or folder
Make FileSystemServiceException public
Added server validation for createFileOrFolder
Added AllowAnonymous to LogOut
Added feature for not displaying buttons if user Role is not Administrator
Added Authorize(Roles = "Administrator") attribute to Actions that allowed only for Administrator