public IHttpActionResult PostNewProj(ProjectViewModel proj)
        {
            try
            {
                if (!ModelState.IsValid)
                {
                    return(BadRequest("Invalid data."));
                }

                projHandler.AddProject(proj);
                return(Ok());
            }
            catch (CustomException ex)
            {
                return(BadRequest(ex.ExceptionMsg));
            }
            catch (Exception ex)
            {
                return(InternalServerError(ex));
            }
        }