Merge branch 'develop'

.circleci/config.yml

.github/.codecov.yml

.github/workflows/mirror.yml

.gitignore

CONTRIBUTING.md

Gemfile

Gemfile.lock

INSTALLATION.md

README.md

app/assets/javascripts/admin.js

app/assets/javascripts/advertisement.js

app/assets/javascripts/application.js

app/assets/javascripts/caret.js

app/assets/javascripts/categories.js

app/assets/javascripts/character_count.js

app/assets/javascripts/closure.js

app/assets/javascripts/comments.js

app/assets/javascripts/donations.js

app/assets/javascripts/embed.js

app/assets/javascripts/filters.js