- Remove now-unused lumpname variable.

git-svn-id: http://mancubus.net/svn/hosted/zdoom/zdoom/trunk@4277 a95907f1-e10c-0410-b46f-9e587ccb1026
- Changed C_ArchiveCVars()'s type parameter to a filter parameter, because using an arbitrary
  number to represent a flag combination is stupid unreadable now that there's more than just
  the two possibilities it had when it was first written.

git-svn-id: http://mancubus.net/svn/hosted/zdoom/zdoom/trunk@4278 a95907f1-e10c-0410-b46f-9e587ccb1026