added missing type to GroupType name attribute
<xs:element name="file" type="FileType" />
<xs:element name="group" type="GroupType" />
</xs:choice>
- <xs:attribute name="name" use="required" />
+ <xs:attribute name="name" type="xs:string" use="required" />
<!-- layer reference -->
<xs:attribute name="layer" type="RestrictedString" use="optional" />
</xs:complexType>
