player: change play's return type from BOOL to void

It always returned YES anyway, which is admittedly useless

Headers/Public/VLCMediaPlayer.h

@@ -515,9 +515,8 @@ extern NSString *const VLCTitleDescriptionIsMenu;
  * Plays a media resource using the currently selected media controller (or
  * default controller.  If feed was paused then the feed resumes at the position
  * it was paused in.
- * \return A Boolean determining whether the stream was played or not.
  */
--(BOOL)play;
+- (void)play;
 
 /**
  * Toggle's the pause state of the feed.

NEWS

@@ -15,6 +15,7 @@ New APIs:
   - added selectors: chaptersForTitleIndex:
                      numberOfChaptersForTitle:
   - added notifications: VLCMediaPlayerTitleChanged, VLCMediaPlayerChapterChanged
+  - Note: play's return type was changed from BOOL to void
 
 - VLCMedia
   - added keys: VLCMetaInformationTrackTotal, VLCMetaInformationDirector,

Sources/VLCMediaPlayer.m

@@ -1053,10 +1053,9 @@ static void HandleMediaPlayerSnapshot(const libvlc_event_t * event, void * self)
 #pragma mark -
 #pragma mark playback
 
-- (BOOL)play
+- (void)play
 {
     libvlc_media_player_play(_playerInstance);
-    return YES;
 }
 
 - (void)pause