Fix BoardActivity, ThreadActivity, and GalleryViewActivity memory leaks
cache images in memory now that leaks have been resovled
Fix indentation
remove billing permission
Change file path for deploy
Merge pull request #428 from yate/travis-ci

Change file path for deploy
Merge pull request #419 from yate/memory-leaks

Memory leaks
Change LetterSpacing method names so its not using the set/getLetterSpacing introduced in Android 5.0
add a fade-in animation to image loading
fix verison numbers
add @TargetApi for lint error
Merge pull request #429 from yate/android-5.0-quickfix

Android 5.0 quickfix
Merge pull request #1 from grzegorznittner/ui-experimental

Merge