Added 7z, RAR, tar, tar.gz, tar.bz2, tar.xz, gz, bz2, and xz archive support. 
Can now open these formats directly and show supported book files inside them.

Added Swipe, Tap, and Buttons page navigation modes, selectable from reader controls.

Fixed crash on rotation, gesture loss after page turns, pinch-zoom freezing, and false swipe triggers on Android 6.0+. 
PDF zoom no longer locks after pinch-zoom.

Added Nepali and Brazilian Portuguese localization groundwork.
Added info icon that is toggleable from settings.