App refresh and bug fixes for v1.0.14 (#74) * Convert to kotlin - remove .idea/ because they were causing issues * Minor cleanup - Fixup imports - butterknife -> kotlin synthetic - Log.* -> Timber.* * Update prefence activity to androidx and seekbar * Cleanup text size usage * Update travis build tools version * Convert and fix tests * Remove arrays.xml in favor of text size slider * Version bump 1.0.14