Zabbix

A.F.I..... [ZBXNEXT-2289] implemented multiple LDAP sources for user authentication

Merge in ZBX/zabbix from feature/ZBXNEXT-2289-6.1 to master

* commit 'b6402a6eb9c714245250986c151e54d6a3b4483f': (93 commits)
  ....I..... [ZBXNEXT-2289] added missing empty line
  .......... [ZBXNEXT-2289] fix after review in 6.1
  .......... [ZBXNEXT-2289] updated user roles autotest for 6.1v2
  .......... [ZBXNEXT-2289] updated user roles autotest for 6.1
  .......... [ZBXNEXT-2289] fixed autotests for 6.1 version
  ..F....... [ZBXNEXT-2289] coding style fix for 23d128100eb
  ..F....... [ZBXNEXT-2289] set max width for ldap server select in user group form
  ..F....... [ZBXNEXT-2289] remove loading from test button when test modal is loaded
  ..F....... [ZBXNEXT-2289] additioinal changes for 18577677c48
  ..F....... [ZBXNEXT-2289] changed cformgrid to cformlist for compatibility with all other tabs
  ..F....... [ZBXNEXT-2289] fixed confirm dialog cancel action
  ..F....... [ZBXNEXT-2289] fixed start_tls value initialization for ldap configuration modal
  .......... [ZBXNEXT-2289] fixed tetAuthentication error message
  .......... [ZBXNEXT-2289] fixed testUserDirectory delete invalid data provider
  ..F....... [ZBXNEXT-2289] fixed returning ldap server description
  ..F....... [ZBXNEXT-2289] fixed maxlength for password field
  ....I..... [ZBXNEXT-2289] added missing foreign key on usrgrp table
  A......... [ZBXNEXT-2289] fixed userdirectory delete sql error
  ....I..... [ZBXNEXT-2289] added missing foreign key on usrgrp table
  ..F....... [ZBXNEXT-2289] fixed url change when opening ldap server popup
  ...