Fix "mark invalid" problem when loading certain images

1.4.1

fix IOException: Mark has been invalidated. when loading some image

Works better with ViewPager

By overriding public boolean canScrollHorizontally(int direction) and public boolean canScrollVertically(int direction), LongImageView now works fine with ViewPager.

LongImageView not works with ViewPager

1.3.0

Works with ViewPager now

Better scale animation

This release uses a new way to animate region scaling.

LongImageView

A view that supports long image and gestures.

Alpha commit

0.0.1

prepare for jitpack