Reflowable Layout
New Callback Function is added
/** called before TTS is about to speak aloud and requests the text to be modified (e.g. speak differently for numbers or text inside parenthesis) */
-(NSString*)reflowableViewController:(ReflowableViewController*)rvc postProcessText:(NSString*)rawString;
New Events are added.
/** called when video is hit by tap gesture. @param urlString the image source hit by tap */
-(void)reflowableViewController:(ReflowableViewController*)rvc didHitVideo:(NSString*)urlString;
/** called when audio is hit by tap gesture. @param urlString the image source hit by tap */
-(void)reflowableViewController:(ReflowableViewController*)rvc didHitAudio:(NSString*)urlString;