Allow referenceValue

Former-commit-id: 9505c80e546b58b9a4590284d9e32e71f6ba8df3

kadmos/cmdows/schemas/0.8/cmdows.xsd

@@ -630,7 +630,7 @@
 																							<xs:documentation>Either '==', 'lt', 'gt', 'lt=', 'gt=' or combination of inequality constraints</xs:documentation>
 																						</xs:annotation>
 																					</xs:element>
-																					<xs:element name="referenceValue" type="xs:decimal" minOccurs="0"/>
+																					<xs:element name="referenceValue" type="xs:anyType" minOccurs="0"/>
 																					<xs:element name="requiredEqualityPrecision" type="xs:decimal" minOccurs="0"/>
 																				</xs:sequence>
 																			</xs:extension>