Merge pull request #6 from goblindegook/master

Fixed reference to this.zoomToOriginalSize
Update library/src/ru/truba/touchgallery/GalleryWidget/UrlPagerAdapter.java

Deprecated calls fixed
Update library/src/ru/truba/touchgallery/GalleryWidget/UrlPagerAdapter.java
Merge pull request #7 from Sash0k/master

UrlPagerAdapter minor update
Enhancements #2 and #8

Also added ScaleGestureDetector, if available.
Reorganized example for files and URLs.
Added example pictures.
Updated v4.jar
Update README.md