Revert "Remove unused js-formats"

This reverts commit 0590ddb7d683da45516d5046d52a5aa9865493b9.
Add more translations. Fixes #57
Fix alert-box close button. Fixes #68
Add initial brimir plugin site integration tab and form
Make plugin completely static, no precompiling needed
Split form submit test
Add more checks and fix nil cases
Fix typo