add legacy renderView mode

Limelight/Input/StreamView.h

@@ -17,7 +17,7 @@
 - (void) userInteractionEnded;
 - (void) streamExitRequested;
 - (void) toggleStatsOverlay;
-- (void) toggleMouseCapture;
+- (void) localMousePointerMode;
 - (void) toggleMouseVisible;
 
 @end

Limelight/Input/StreamView.m

@@ -775,7 +775,7 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
             [interactionDelegate toggleStatsOverlay];
             break;
         case UIKeyboardHIDUsageKeyboardM:
-            [interactionDelegate toggleMouseCapture];
+            [interactionDelegate localMousePointerMode];
             break;
         case UIKeyboardHIDUsageKeyboardC:
             [interactionDelegate toggleMouseVisible];