public ActionResult RemoveUsers(ProjectUsersViewModel project)
 {
     var helper = new ProjectUsersHelper();
     foreach (var id in project.CurrentDevelopers)
     {
         helper.RemoveUserFromProject(id, project.ProjectId);
     }
     return RedirectToAction("Details", "Projects", new { id = project.ProjectId});
 }
 public ActionResult ProjectUsers(ProjectUsersViewModel project)
 {
     var helper = new ProjectUsersHelper();
     foreach (var id in project.CurrentDevelopers)
     {
         helper.AddUserToProject(id, project.ProjectId);
     }                
     helper.AddUserToProject(project.CurrentManager, project.ProjectId);
     return RedirectToAction("Details", "Projects", new { id = project.ProjectId });
 }