Add attempt to trigger mastodon://share on mobile.

Add support for FEP-3b86 (Activity Intents)

Fix missing localization in v0.1.11.

Allow users to enter handles instead of domains, show errors on invalid input, and add a height to the logo SVG.

Instead of accounts, prompt for and save domains.

Changes to the instructions.

Fixes

More instructions and switch to URL fragments.

Add instructions on frontpage.