Zabbix

..F....... [ZBXNEXT-5603] added db checking for charset and collation

* commit 'df13cb6f613031be137641fafa42c0a5ad1fb30c':
  A......... [ZBXNEXT-5603] deleted postgresql check to client and server encoding
  ..F....... [ZBXNEXT-5603] fixed array_flip error
  ..F....... [ZBXNEXT-5603] fixed phpdoc style
  ..F....... [ZBXNEXT-5603] added missing phpdoc blocks
  ..F....... [ZBXNEXT-5603] fixed code style
  ..F....... [ZBXNEXT-5603] fixed code style
  ..F....... [ZBXNEXT-5603] fixed code style
  ..F....... [ZBXNEXT-5603] fixed code style
  ..F....... [ZBXNEXT-5603] fixed code style
  ..F....... [ZBXNEXT-5603] changes for database encoding check
  ..F....... [ZBXNEXT-5603] added db checking for charset and collation

(cherry picked from commit cb2fc08091d3c62c9af8c43a09bd7a05468dddcf)