This is putGet support that provides a list of all the records in an IOC. Since pvAccess implements pvlist this is no longer needed. Remove it from pvDatabaseCPP and pvIOCCPP. Also remove channelList from swtshell.
A debate is on-going about what semantics should be.
Must test removing a record from the PVDatabase while a pvAccess client is attached. Also why do both unlisten and detach exists?
Currently only some simple tests exist. Most of the testing has been via the examples