Continuous handlePinchGesture call
Continuous handlePinchGesture call

Instead of discrete calls to handlePinchGesture for every complete pinch operation, now handlePinchGesture is called
continously whenever scale for pinch gesture changes.

hjanetzek/tangram-es,tangrams/tangram-es,quitejonny/tangram-es,hjanetzek/tangram-es,hjanetzek/tangram-es,karimnaaji/tangram-es,tangrams/tangram-es,quitejonny/tangram-es,cleeus/tangram-es,xvilan/tangram-es,quitejonny/tangram-es,karimnaaji/tangram-es,xvilan/tangram-es,cleeus/tangram-es,cleeus/tangram-es,tangrams/tangram-es,karimnaaji/tangram-es,tangrams/tangram-es,tangrams/tangram-es,quitejonny/tangram-es,cleeus/tangram-es,hjanetzek/tangram-es,cleeus/tangram-es,quitejonny/tangram-es,cleeus/tangram-es,karimnaaji/tangram-es,tangrams/tangram-es,tangrams/tangram-es,xvilan/tangram-es,xvilan/tangram-es,quitejonny/tangram-es