Log Message:
xf86-video-sis: update to 0.12.0.

This release is a maintenance release to support X.Org X Server 1.20.

Kevin Brace (4):
      Do not call xf86DisableRandR() for X Server 1.20
      Fix for xf86InterceptSigIll() discontinuation in X Server 1.20
      Enable SISGAMMARAMP macro on X.Org X Server
      Version bumped to 0.12.0