update unpackaged scripts in prep for 2.1.0 release

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11816 b70326c6-7e19-0410-871a-916f4a2858ee
minor corrections

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11817 b70326c6-7e19-0410-871a-916f4a2858ee
fix unbalanced para, flip version to 2.1.0

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11818 b70326c6-7e19-0410-871a-916f4a2858ee
fix remaining unbalanced para tags

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11819 b70326c6-7e19-0410-871a-916f4a2858ee
fix para tag

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11820 b70326c6-7e19-0410-871a-916f4a2858ee
one more paragraph mark missing

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@11821 b70326c6-7e19-0410-871a-916f4a2858ee