Zabbix

.........T [ZBXNEXT-5907] Added Jira Service Desk mediatype

* commit '8b2d90ef35baad30f70008c7435d0601b6d0883f':
  .........T [ZBXNEXT-5907] Added whitespace to "ServiceDesk" in README
  .........T [ZBXNEXT-5907] Raplace "can't" to cannot
  .........T [ZBXNEXT-5907] Added README
  .........T [ZBXNEXT-5907] Added some minor fixes to JS after review
  .........T [ZBXNEXT-5907] Added Jira ServiceDesk mediatype