resolve gesture competition in non-native touch modes

Limelight/Input/CustomTapGestureRecognizer.h

@@ -17,6 +17,7 @@
 
 
 @property (nonatomic, assign) uint8_t numberOfTouchesRequired;
+@property (nonatomic, assign) bool immediateTriggering; // trigger the signal on touchesBegan stage if enabled.
 @property (nonatomic, assign) double tapDownTimeThreshold; // tap down threshold in seconds.
 @property (nonatomic, readonly) CGFloat lowestTouchPointHeight;
 @property (nonatomic, readonly) bool gestureCaptured;