Output single upgrade script for topology: topology_upgrade.sql

git-svn-id: http://svn.osgeo.org/postgis/trunk@12277 b70326c6-7e19-0410-871a-916f4a2858ee
Do not use IRC notices for build statuses

.. should still send messages to the IRC channel, just not notices

git-svn-id: http://svn.osgeo.org/postgis/trunk@12278 b70326c6-7e19-0410-871a-916f4a2858ee
Remove unused variable

git-svn-id: http://svn.osgeo.org/postgis/trunk@12279 b70326c6-7e19-0410-871a-916f4a2858ee