Update netex_ifopt_stopPlace_support.xsd (#276)

* Update netex_ifopt_stopPlace_support.xsd

Extension of QuayTypeEnumeration for the hierarchy needed in rail

* Update xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd

* Update xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd

* completed with discussion from the PullRequest

Co-authored-by: Stefan de Konink <stefan@konink.de>

xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd

@@ -382,12 +382,17 @@ Rail transport, Roads and Road transport
 	</xsd:simpleType>
 	<xsd:simpleType name="QuayTypeEnumeration">
 		<xsd:annotation>
-			<xsd:documentation>Allowed values for QUAY Component Types.</xsd:documentation>
+			<xsd:documentation>Allowed values for QUAY Component Types. Special is the structure for rail, which allows a hierarchy. 
+			railIslandPlatform is the full platform positioned between two tracks, railPlatform is a side platform facing the track and railPlatformSector is a sector of such a railPlatform. A similar hierarchy is defined for a metro station layout.</xsd:documentation>
 		</xsd:annotation>
 		<xsd:restriction base="xsd:string">
 			<xsd:enumeration value="airlineGate"/>
-			<xsd:enumeration value="railPlatform"/>
+			<xsd:enumeration value="railPlatform"/> 
+			<xsd:enumeration value="railIslandPlaform"/>  
+			<xsd:enumeration value="railPlatformSector"/>
 			<xsd:enumeration value="metroPlatform"/>
+			<xsd:enumeration value="metroIslandPlatform"/>			
+			<xsd:enumeration value="metroIslandPlatformSector"/>			
 			<xsd:enumeration value="coachStop"/>
 			<xsd:enumeration value="busStop"/>
 			<xsd:enumeration value="busPlatform"/>
@@ -400,6 +405,7 @@ Rail transport, Roads and Road transport
 			<xsd:enumeration value="taxiStand"/>
 			<xsd:enumeration value="setDownPlace"/>
 			<xsd:enumeration value="vehicleLoadingPlace"/>
+			<xsd:enumeration value="handicappedLevelBoardingSector"/>
 			<xsd:enumeration value="multimodal"/>
 			<xsd:enumeration value="other"/>
 		</xsd:restriction>