/** 
  * Update the channel
  * @param $id
  * @param $request
  */
 public function update($id, ChannelRequest $request)
 {
     $channel = Channel::findOrFail($id);
     $channel->update($request->all());
     $this->syncTags($channel, $request->input('tag_list'));
     return redirect('channels');
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return Response
  */
 public function destroy($id)
 {
     $channel = Channel::findOrFail($id);
     $channel->delete();
     return Redirect::Route('admin.channels.index')->withMessage('Success!');
 }