add new German translation terms

Resources/Private/Language/locallang.xlf

@@ -27,6 +27,12 @@
       <trans-unit id="pagemanager.fullname">
 				<source>Name</source>
 			</trans-unit>
+      <trans-unit id="pagemanager.paging.first">
+				<source>Erste Seite</source>
+			</trans-unit>
+      <trans-unit id="pagemanager.paging.last">
+				<source>Letzte Seite</source>
+			</trans-unit>
 		</body>
 	</file>
 </xliff>