@PublicPage - No user logon is expected
@NoAdminRequired - the login user requires no admin rights
@NoCSRFRequired - the incoming request will not check for CSRF token

Delete icon fix

fix #2711 using a custom event, also use css selectors over filterAttr

remove jPlayer css rules from core css file

Fixing 4444 master

Cache OC_Util::checkServer() result in session

The return value almost never changes but this function
is called for every request.

Fixing owncloud/core#4301

provide correct path for require_once

* owncloud/fix_4326:
  use __DIR__ instead of realpath
  provide correct path for require_once

use theme name and title for password reset

allow empty configvalue in appconfig

Use plural translations

Send mime-type for new files

Fix sharing defaults

Fix recursive scanner to reusing etags