Updated FWEBuilding.xsd with new tags

public/FWEBuilding/v2.1/XSD/FWEBuilding.xsd

-<?xml version="1.0" encoding="UTF-8"?><schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:FWEB="http://transfer.hft-stuttgart.de/pages/fwe-ade/FWEBuilding/v2.1/XSD" xmlns:bldg="http://www.opengis.net/citygml/building/2.0" xmlns:gml="http://www.opengis.net/gml" elementFormDefault="qualified" targetNamespace="http://transfer.hft-stuttgart.de/pages/fwe-ade/FWEBuilding/v2.1/XSD" version="2.1">
+<?xml version="1.0" encoding="UTF-8"?><schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:FWEB="http://transfer.hft-stuttgart.de/pages/fwe-ade/FWEBuilding/v2.1/XSD" xmlns:bldg="http://www.opengis.net/citygml/building/2.0" xmlns:gml="http://www.opengis.net/gml" xmlns:sc="http://www.interactive-instruments.de/ShapeChange/AppInfo" elementFormDefault="qualified" targetNamespace="http://transfer.hft-stuttgart.de/pages/fwe-ade/FWEBuilding/v2.1/XSD" version="2.1">
   <annotation>
     <documentation>This is the FWE ADE for CityGML building datasets developed in the IN-SOURCE project.</documentation>
   </annotation>
+  <import namespace="http://www.interactive-instruments.de/ShapeChange/AppInfo" schemaLocation="http://shapechange.net/resources/schema/ShapeChangeAppinfo.xsd"/>
   <import namespace="http://www.opengis.net/citygml/building/2.0" schemaLocation="http://schemas.opengis.net/citygml/building/2.0/building.xsd"/>
   <import namespace="http://www.opengis.net/gml" schemaLocation="http://schemas.opengis.net/gml/3.1.1/base/gml.xsd"/>
   <!--XML Schema document created by ShapeChange - http://shapechange.net/-->
@@ -10,11 +11,16 @@
     <complexContent>
       <extension base="gml:AbstractFeatureType">
         <sequence>
-          <element minOccurs="0" name="surveyYear" type="integer"/>
+          <element minOccurs="0" name="surveyYear" type="gml:PositiveIntegerPropertyType"/>
           <element maxOccurs="unbounded" minOccurs="0" name="surveyYearVersion" type="double"/>
           <element maxOccurs="unbounded" minOccurs="0" name="surveyDescription" type="string"/>
           <element minOccurs="0" name="population" type="integer"/>
           <element maxOccurs="unbounded" minOccurs="0" name="foodSurveyProperties">
+            <annotation>
+              <appinfo>
+                <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="relationType">composition</taggedValue>
+              </appinfo>
+            </annotation>
             <complexType>
               <sequence>
                 <element ref="FWEB:FoodSurvey"/>
@@ -22,6 +28,11 @@
             </complexType>
           </element>
           <element minOccurs="0" name="waterSurveyProperty">
+            <annotation>
+              <appinfo>
+                <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="relationType">composition</taggedValue>
+              </appinfo>
+            </annotation>
             <complexType>
               <sequence>
                 <element ref="FWEB:WaterSurvey"/>
@@ -29,6 +40,11 @@
             </complexType>
           </element>
           <element minOccurs="0" name="energySurveyProperty">
+            <annotation>
+              <appinfo>
+                <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="relationType">composition</taggedValue>
+              </appinfo>
+            </annotation>
             <complexType>
               <sequence>
                 <element ref="FWEB:EnergySurvey"/>
@@ -121,10 +137,38 @@
     </sequence>
     <attributeGroup ref="gml:AssociationAttributeGroup"/>
   </complexType>
-  <element name="buildingFootprintArea" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="gml:AreaType"/>
-  <element name="totalFloorArea" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="gml:AreaType"/>
-  <element name="fweAreaName" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="string"/>
-  <element name="fweSystemName" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="string"/>
+  <element name="buildingFootprintArea" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="gml:AreaType">
+    <annotation>
+      <appinfo>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="maxOccurs">1</taggedValue>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="minOccurs">0</taggedValue>
+      </appinfo>
+    </annotation>
+  </element>
+  <element name="totalFloorArea" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="gml:AreaType">
+    <annotation>
+      <appinfo>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="maxOccurs">1</taggedValue>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="minOccurs">0</taggedValue>
+      </appinfo>
+    </annotation>
+  </element>
+  <element name="fweAreaName" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="string">
+    <annotation>
+      <appinfo>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="maxOccurs">1</taggedValue>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="minOccurs">0</taggedValue>
+      </appinfo>
+    </annotation>
+  </element>
+  <element name="fweSystemName" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding" type="string">
+    <annotation>
+      <appinfo>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="maxOccurs">1</taggedValue>
+        <taggedValue xmlns="http://www.interactive-instruments.de/ShapeChange/AppInfo" tag="minOccurs">0</taggedValue>
+      </appinfo>
+    </annotation>
+  </element>
   <element name="buildingSurveyProperties" substitutionGroup="bldg:_GenericApplicationPropertyOfAbstractBuilding">
     <complexType>
       <sequence>