Gallery for reddit

Apr 27, 2023

## Added
- rotate image by 90°
- itemfix.com support
- zippyimage.com support
- imgbb.com support
- freeimage.host support
- imgbox.com support
- imageshack.com support

## Fixed
- Open /r/sub & About /r/sub has the wrong subreddit name
- bogus "This subreddit doesn't exist (banned?)" message
- Favorites doesn't open via FAB sometimes

## Changed
- target SDK bumped to 33 (Android 13)