(SVG Images Example) Add ability to scale while pinching
(SVG Images Example) Add ability to scale while pinching

Rasterization only happens when the pinching stops.

Change-Id: I67e44be2a7685de5d85213b002d7a737eb8668da

dalihub/dali-demo,dalihub/dali-demo,dalihub/dali-demo,dalihub/dali-demo