Perl modules: remove references to "Automake CVS repository". * lib/Automake/Channels.pm: Update comments to refer to "Automke's git repository" rather than to "Automake's CVS repository". * lib/Automake/Configure_ac.pm: Likewise. * lib/Automake/FileUtils.pm: Likewise. * lib/Automake/Struct.pm: Likewise. * lib/Automake/XFile.pm: Likewise. * lib/Automake/Version.pm (=head1 DESCRIPTION): Refer to "git branches" rather than "CVS branches".