MT#10699 move ngcp-check-rev to ngcp-system-tools

Change-Id: I15c447a8d1eb3786b919dea64f04739f647aad25
MT#10699 remove ngcp.cfg_schema creation

This is going to be managed using a sqlite3 file instead

Change-Id: Idae48bf1acb112414bcdbea06fd0b93f4820a1df
MT#10715 Add Polycom vendor

Change-Id: I5b8dfefbdcaf0eb120e59e634eaa091db8c70270