Icinga Web JIRA Integration v1.0.1

Fixed issues

• FIX: Ticket URLs pointing to JIRA for Setups sitting in the DocumentRoot (#30)
• FIX: The new HTTP/HTTPS scheme setting didn't work (#30)
• FIX: There still was a dependency on Icinga Director (#28)
• FIX: Form for manually created issues didn't work without Icinga Director (#27)