[Release][v1.3.1] Mod actions on posts and comments

This update adds mod actions on posts and comments. More mod actions will come later.

This update also fixes more bugs. See the change log for details.

Changelog:

• Added action to lock/unlock posts
• Added action to feature/unfeature posts
• Added action to remove/undo remove posts
• Added action to ban/unban a user from a community
• Added action to mod/unmod a user from a community
• Added action to feature a comment
• Fixed a bug where a community sometimes won't load if switching communities or instances too quickly.
• Fixed a bug where upvote/downvote color changes aren't applied immediately and require an app restart.
• Increased the touch target for the top of comments to make expanding and collapsing comments easier.
• Other fixes I don't remember.