Amethyst v0.18.3: Life is good.

Quality of life improvements.

- Improvements to ShowMore background gradient and appearance of quoted bubbles in chat.

- Displays error messages when Zaps fail

- Animates the appearance of the reply note when replying in chats.

- Fixes ugly Tab Background color in the light theme

- Removes the block on Multiple Zaps in a single post

- Fixes liveSet delete clean up.

- Solves the follower out-of-sync error chat has been reporting.

- Fixes the URL detector to account for 2 special characters in Chinese "，" and "。"