add cgit/gitweb URLs
add cgit/gitweb URLs

Change-Id: I9ad2904ab48d836a8ee26e512d2db97a0f6304cf
Reviewed-on: https://gerrit.libreoffice.org/5779
Reviewed-by: David Tardon <120ec0d1a1a64b2795847ed1f99512646e9f2768@redhat.com>
Tested-by: David Tardon <120ec0d1a1a64b2795847ed1f99512646e9f2768@redhat.com>

LibreOffice/libvisio,sdteffen/libvisio,LibreOffice/libvisio,sdteffen/libvisio,sdteffen/libvisio,sdteffen/libvisio,LibreOffice/libvisio