msWMSGetCapabilities will not only check the MAP but every LAYERS. Fix for 4540
Merge branch 'branch-6-2' of github.com:mapserver/mapserver into branch-6-2
Fix symbolset initialization (#4556)
Fix offset calculation for line legend icons (#2636)
Fix handling object ownership in msLoadMapFromString (#4551)
Merge branch 'branch-6-2'
update autotest submodule
Fix getCapabilities on maps with no layers
Updated msautotest