diff --git a/testGitExtLibrary/extlibrary.ecore b/testGitExtLibrary/extlibrary.ecore
new file mode 100644
index 0000000..0cea4a6
--- /dev/null
+++ b/testGitExtLibrary/extlibrary.ecore
@@ -0,0 +1,107 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="extlibrary" nsURI="http:///org/eclipse/emf/examples/library/extlibrary.ecore/1.0.0"
+    nsPrefix="extlib">
+  <eClassifiers xsi:type="ecore:EClass" name="Book" eSuperTypes="#//CirculatingItem">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="title" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="pages" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"
+        defaultValueLiteral="100"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="category" eType="#//BookCategory"
+        unsettable="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="author" lowerBound="1"
+        eType="#//Writer" eOpposite="#//Writer/books"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Library" eSuperTypes="#//Addressable">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="writers" upperBound="-1"
+        eType="#//Writer" volatile="true" transient="true" derived="true" containment="true"
+        resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="group" value="#people"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="employees" upperBound="-1"
+        eType="#//Employee" volatile="true" transient="true" derived="true" containment="true"
+        resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="group" value="#people"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="borrowers" upperBound="-1"
+        eType="#//Borrower" volatile="true" transient="true" derived="true" containment="true"
+        resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="group" value="#people"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="stock" ordered="false"
+        upperBound="-1" eType="#//Item" containment="true" resolveProxies="false"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="books" ordered="false"
+        upperBound="-1" eType="#//Book" transient="true" derived="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="branches" upperBound="-1"
+        eType="#//Library" containment="true" eOpposite="#//Library/parentBranch"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="parentBranch" eType="#//Library"
+        eOpposite="#//Library/branches"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="people" upperBound="-1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EFeatureMapEntry">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="group"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Writer" eSuperTypes="#//Person">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"
+        volatile="true" transient="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="books" upperBound="-1"
+        eType="#//Book" eOpposite="#//Book/author"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EEnum" name="BookCategory">
+    <eLiterals name="Mystery"/>
+    <eLiterals name="ScienceFiction" value="1"/>
+    <eLiterals name="Biography" value="2"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Item" abstract="true">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="publicationDate" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EDate"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Lendable" abstract="true" interface="true">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="copies" lowerBound="1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="borrowers" ordered="false"
+        upperBound="-1" eType="#//Borrower" eOpposite="#//Borrower/borrowed"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="CirculatingItem" abstract="true" eSuperTypes="#//Item #//Lendable"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Periodical" abstract="true" eSuperTypes="#//Item">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="title" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="issuesPerYear" lowerBound="1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="AudioVisualItem" abstract="true" eSuperTypes="#//CirculatingItem">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="title" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="minutesLength" lowerBound="1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="damaged" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EBoolean"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="BookOnTape" eSuperTypes="#//AudioVisualItem">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="reader" eType="#//Person"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="author" eType="#//Writer"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="VideoCassette" eSuperTypes="#//AudioVisualItem">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="cast" upperBound="-1" eType="#//Person"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Borrower" eSuperTypes="#//Person">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="borrowed" upperBound="-1"
+        eType="#//Lendable" eOpposite="#//Lendable/borrowers"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Person" eSuperTypes="#//Addressable">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="firstName" lowerBound="1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="lastName" lowerBound="1"
+        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Employee" eSuperTypes="#//Person">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="manager" eType="#//Employee"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Addressable" abstract="true" interface="true">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="address" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+</ecore:EPackage>