Adds instructions for adding admin users for Heroku installs

Changed "reblogs" to "boosts"

Adding https://mastodon.cc

Remote follow improvements

Use active record shorthand

typo in admin doc

This stores the @username@instance you provide in your session and
reuses it the next time you remote follow someone from this instance.

Add file package

Quick attempt to get pull requests passing

s/rails/rake/

If the file package is not installed, we get "Validation failed: File has contents that are not what they are reported to be" when upload media.

[SKIP CI]

Missing -u parameter to specify the mastodon user.

This adds the ability to filter user signup with a whitelist
instead of or in addition to a blacklist.

Fixes #817

As far as I'm aware, my instance should be supporting IPv6 now. Was an error on my part that it wasn't working before.

Add my own instance

Accessibility Fix.

Add octodon.social

Add fern.surgeplay.com to the instances list

update social.targaryen.house info

Fix typo in ISSUE_TEMPLATE

Add instances from instances.mastodon.xyz

Fix typo in Heroku guide

More consistent typography