public async Task<IHttpActionResult> PutNewsFeed(int id, NewsFeed newsFeed)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            if (id != newsFeed.Id)
            {
                return BadRequest();
            }

            db.Entry(newsFeed).State = EntityState.Modified;

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!NewsFeedExists(id))
                {
                    return NotFound();
                }
                else
                {
                    throw;
                }
            }

            return StatusCode(HttpStatusCode.NoContent);
        }
        public async Task<IHttpActionResult> PostNewsFeed(NewsFeedBinding newsFeedModel)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            ApplicationUser appuser = await _userManager.FindByIdAsync(User.Identity.GetUserId());
            var newsFeed = new NewsFeed()
            {
                Title = newsFeedModel.Title,
                Body = newsFeedModel.Body,
                Author = appuser
            };

            db.NewsFeeds.Add(newsFeed);
            await db.SaveChangesAsync();

            return CreatedAtRoute("DefaultApi", new { id = newsFeed.Id }, newsFeed);
        }