Added missing "text/xml; subtype=gml/3.2.1" in mimetypes.xml.
Added missing "text/xml; subtype=gml/3.2.1" in mimetypes.xml.

gdi-by/downloadclient,Intevation/downloadclient,Intevation/downloadclient,Intevation/downloadclient,gdi-by/downloadclient,gdi-by/downloadclient,Intevation/downloadclient,gdi-by/downloadclient