Zabbix

..F....... [DEV-4920] implemented validation of parameters for jsrpc.php

* commit '199f73a15c7fbcdfee10cdd916819b34cc227088':
  ..F....... [DEV-4920] removed limitation of allowed item types
  ..F....... [DEV-4920] fixed copyright information
  ..F....... [DEV-4920] fixed issue when methods with no additional parameters accept anything in request
  ..F....... [DEV-4920] removed redundant code
  ..F....... [DEV-4920] fixed some IDs sometimes being just one ID instead of array of IDs, foxed coding style issues and typos
  ..F....... [DEV-4920] implemented validation of parameters for jsrpc.php