payments1-4 decom

- remove payments1-4 comments from site.pp
- remove payments1-4 from DHCP
- in ganglia replace payments1/2 with payments1001/1002

RT #6635 - decom pmtpa fundraising servers

per JeffGreen they can be all removed, adding Jeff to confirm
the Ganglia change is also what was expected

Change-Id: Idca420d4636d0879cab46d841b9e5acaaddaf158