Intermediate merge of wx.NewID_abuse_fix branch but kept debug code in the branch. This is still work in progress, banch is NOT closed.
<xsd:element name="Xenomai">
<xsd:complexType>
%(toolchain_gcc)s
<xsd:attribute name="XenoConfig" type="xsd:string" use="optional" default="xeno-config"/>
</xsd:complexType>
</xsd:element>