[kdelibs/f17] (6 commits) ...cleanup specfile

[Than Ngo]

Summary of changes:

  1d67fe3... backport: Load/Update filter lists only when AdBlock is ena (*)
  7dbe0c2... add udisks2 Solid backend plus RHEL conditional (*)
  2c89175... enable udisks2, +Requires: udisks2 on f18+ too (*)
  fc485a0... better conditional (*)
  1eb8fd8... fix udisks2 vs halectomy logic (*)
  a65ec2c... cleanup specfile (*)

(*) This commit already existed in another branch; no separate mail sent