* Start improving English grammar and consistency. * Apply review comments, push translation further. * Additional review changes; expand translation. * Undo team/organization change, further translation. * Add site administration; review comments; merge. * Update hardcoded branch protection string tests. * Update hardcoded branch deletion string test. * Update another hardcoded translation string test. * Add my nickname to the list of translators. * Implement @lafriks review comments. * Remove (now) unused branch deletion warnings. * Remove (now) unused branch deletion warnings.