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

Init vars with a value if none is provided

allow horizontal scrollbar for personal and admin settings

This fixes #9367.

Implementing momentjs

Prevent errors on broken SFTP config

Enhancement: Adds input styles to input type dates too.

Updating Usages

Removing unused method

Adding JS Doc

Ajaxify user list for files external

fix wizard test, adjust to changed parameters of the tested method, introduced by 9caa354cfc1f73159f335646ca89be4db72b125e

set result entry identifier earlier, i.e. before a continue for the same level can happen. otherwise  will always get the same value and we end up in an infinite loop

add unit test to make sure the infinite loop never comes back

Conflicts:
	apps/user_ldap/tests/wizard.php

Escape error messages

Add support for getting the real client IP behind proxies

Make Entity properties ```protected``` as in docs