/**
  * Add a user to this project
  *
  * @param Project $project
  * @param User $user
  * @return view Back to same view
  */
 public function acceptMembershipRequest(Project $project, User $user)
 {
     $this->authorize('authToAddDeny', [$project, $user->id]);
     $project->addMember(false, $user->id);
     $project->deleteMembershipRequest($user->id);
     //Session::flash('membership_request_success', 'You are no longer requesting membership to this project.');
     return back();
 }