Merge branch 'release-1.4'

CHANGELOG.md

CREDITS.md

INSTALL.md

Makefile

README.md

SECURITY.md

css/bootstrap/privatebin.css

css/noscript.css

css/privatebin.css

index.php

js/package.json

js/privatebin.js

lib/Configuration.php

lib/Controller.php

lib/Data/AbstractData.php

lib/Data/Database.php

lib/Data/Filesystem.php

lib/Filter.php

lib/FormatV2.php

lib/I18n.php