This didn't take place during the whole primary season. By this time Perry, Bachmann and Cain supporters weren't in the mix. It was well after they had left the race.
Don't pretend to have seen all threads. You evidently did not.
No they weren't, they weren't being zotted for being anti-Gingrich as you claim. You are lying about their being a purge of anti-Gingrich freepers.