Add  __name__ to DynamicModule class.
Add  __name__ to DynamicModule class.

Fixes bug #623486.

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