test case with 3D LineString - No srsDimension

3D lines TN example - only srsName attribute set - see #12

testcases/dk.TN.3d.No.srsDimension.gml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gml:FeatureCollection
+    xmlns:base="http://inspire.ec.europa.eu/schemas/base/3.3"
+    xmlns:gml="http://www.opengis.net/gml/3.2"
+    xmlns:tn="http://inspire.ec.europa.eu/schemas/tn/4.0"
+    xmlns:net="http://inspire.ec.europa.eu/schemas/net/4.0"
+    xmlns:tn-ra="http://inspire.ec.europa.eu/schemas/tn-ra/4.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://inspire.ec.europa.eu/schemas/base/3.3 http://inspire.ec.europa.eu/schemas/base/3.3/BaseTypes.xsd http://www.opengis.net/gml/3.2 http://schemas.opengis.net/gml/3.2.1/gml.xsd http://inspire.ec.europa.eu/schemas/tn/4.0 http://inspire.ec.europa.eu/schemas/tn/4.0/CommonTransportElements.xsd http://inspire.ec.europa.eu/schemas/net/4.0 http://inspire.ec.europa.eu/schemas/net/4.0/Network.xsd http://inspire.ec.europa.eu/schemas/tn-ra/4.0 http://inspire.ec.europa.eu/schemas/tn-ra/4.0/RailwayTransportNetwork.xsd"
+    gml:id="id.example.2.5D.7416.no.srsDimension">
+    <gml:featureMember>
+        <tn-ra:RailwayLink gml:id="dk.tn-ra.1087552517">
+            <net:beginLifespanVersion>2015-11-27T14:27:31</net:beginLifespanVersion>
+            <net:inspireId>
+                <base:Identifier>
+                    <base:localId>1087552517</base:localId>
+                    <base:namespace>http://data.gov.dk/inspire-tn-ra</base:namespace>
+                </base:Identifier>
+            </net:inspireId>
+            <net:inNetwork xsi:nil="true" nilReason="other:unpopulated"/>
+            <net:centrelineGeometry>
+                <gml:LineString gml:id="id-bceb10c8-329c-4d2b-af3d-b7a0a18dc410-0" srsName="http://www.opengis.net/def/crs/EPSG/0/7416">
+                    <gml:posList>711530.29 6190097.44 31.24 711518.28 6190116.1 31.27</gml:posList>
+                </gml:LineString>
+            </net:centrelineGeometry>
+            <net:fictitious>false</net:fictitious>
+            <tn:geographicalName xsi:nil="true" nilReason="other:unpopulated"/>
+            <tn:validFrom>2015-11-27T14:27:31</tn:validFrom>
+        </tn-ra:RailwayLink>
+    </gml:featureMember>
+</gml:FeatureCollection>