Log Message:
xcompmgr: update to 1.1.8.

This release fixes a couple of bugs in those effects.

Alan Coopersmith (3):
      Update README for gitlab migration
      Update configure.ac bug URL for gitlab migration
      xcompmgr 1.1.8

Brandon Gooch (1):
      xcompmgr 1.1.6-1 doesn't draw shadows

Jason Woofenden (1):
      fix fade-in speed when opacity raises