Version 0.2.3

Fix very important bug that deleted files accidentally while they were downloading causing the background process to crash.

Version 0.2.2

Fix crashes when corrupt files attempt to load as tiles.

Version 0.2.1

Bugfix for 0.2.0 including runtime permission for external storage

Version 0.2.0

Built with Android Studio 2.2, fixes a few minor issues but mostly migrates the tiff reading capability to a gradle dependency instead of using NDK to build.