update public interface for getUserFolder

Use public api for getting l10n

Add optional user ID parameter for getUseFolder

Improve external storage configuration UI

 * Highlight fields that need to be filled
 * Remove (required) and (optional) strings where possible
 * Focus first configuration field when creating new external storage
 * Add ability to force external storage re-check
 * Various jQuery improvements
 * Prevent wrapping of checkboxes in configuration

Kill insecure random number generation

retrieve local users, groups and group members in a sorted way

Fix quota bar width, and indicate almost full storage

Remove different URL for EE

LDAP: Wizard email attribute detection

Ability to show/hide last log in and storage location in user management

define min height/width for icon classes to make sure they show

Prevent undefined index error loading external storages

kill OC::$session

Include momentjs for unit tests

trigger email detection by Wizard upon any user filter filter change. before it happenend only upon user automatic list filter creation, but not on manual editing

maintain deprecated \OC::$session when getting or setting the session via the server container or UserSession

restore order os OC::$session and OC::$CLI

remove unneded initialization of dummy session

write back session when $useCustomSession is true

log warning when deprecated app is used