fix up SOS client example, non-functional change, the underlying SOS service had changed something in the accepted resultModel values

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10713 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

examples/sos.html

@@ -127,7 +127,7 @@
                     var offering = this.SOSCapabilities.contents.offeringList[name];
                     var xml = this.obsformat.write({
                         eventTime: 'latest',
-                        resultModel: 'measurement',
+                        resultModel: 'om:Measurement',
                         responseMode: 'inline',
                         procedure: feature.attributes.id,
                         offering: name,

lib/OpenLayers/Format/SOSGetObservation.js

@@ -104,6 +104,7 @@ OpenLayers.Format.SOSGetObservation = OpenLayers.Class(OpenLayers.Format.XML, {
      */
     write: function(options) {
         var node = this.writeNode("sos:GetObservation", options);
+        node.setAttribute("xmlns:om", this.namespaces.om);
         this.setAttributeNS(
             node, this.namespaces.xsi,
             "xsi:schemaLocation", this.schemaLocation