Various annoying bugs

[stuin]

• Explore mode viewing a card goes to main menu on android back button
• Explore mode mute button disconnected
• About screen stops scrolling too soon
• Title screen icon not centered
• Mute option limited to instance
• Explore page seems to have no order
• Quick card stays on description when going to next card
• Possible "Save Fortune" feature

[stuin]

I would like to fix these in my fork of the code.

[stuin]

Top four points done, as well as general formatting of the code.

[stuin]

Just wanted to check that you can see my pull request and know how to apply it if you want. I did a good amount of work there.