Cleanup JSON handling
New methods to deal with concept of service sets (group of hostnames associated with a service)
Logging for service hostnames
Minor cleanup
Minor cleanup
Methods for node and service vhost handling
Drop unused code
Fix minor bug
Fix logging of TLS versions
rework code around prepared statments
Fix issues with adding service sets
Fix typo
Add methods to keep track of certificates
Handle missing Content-Type: header
Make sure JSON keys are sorted by default
Change return value of ::addService()
Unlink temporary graphviz file
Add new tables
Minor changes
Drop service port from function signature