Remove obsolete comments in dsextras.py
Remove obsolete comments in dsextras.py

pexip/pygobject,davibe/pygobject,sfeltman/pygobject,Distrotech/pygobject,sfeltman/pygobject,jdahlin/pygobject,MathieuDuponchelle/pygobject,alexef/pygobject,sfeltman/pygobject,GNOME/pygobject,thiblahute/pygobject,Distrotech/pygobject,GNOME/pygobject,GNOME/pygobject,MathieuDuponchelle/pygobject,choeger/pygobject-cmake,thiblahute/pygobject,Distrotech/pygobject,nzjrs/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,jdahlin/pygobject,pexip/pygobject,davibe/pygobject,alexef/pygobject,nzjrs/pygobject,Distrotech/pygobject,nzjrs/pygobject,choeger/pygobject-cmake,pexip/pygobject,davidmalcolm/pygobject,alexef/pygobject,davibe/pygobject,thiblahute/pygobject,jdahlin/pygobject,davidmalcolm/pygobject,davidmalcolm/pygobject,choeger/pygobject-cmake