Disable MDNS:// scheme support. Also prevent discovery pannel to produce some. For now it seems that that feature is unused, and could be a security issue.
<xsd:attribute name="Command" type="xsd:string" use="optional" default="make -C %(buildpath)s all BEREMIZSRC=%(src)s BEREMIZCFLAGS=%(cflags)s MD5=%(md5)s USE_BEREMIZ=1 FROM_BEREMIZ=1"/>