use a different repo for unitsofmeasurement

pom.xml

diff --git a/pom.xml b/pom.xml
index 6a9107e..3d82689 100644
--- a/pom.xml
+++ b/pom.xml
@@ -189,6 +189,13 @@
             <name>GeoToolkit Repository for Maven</name>
             <url>http://maven.geotoolkit.org/</url>
         </repository>
+
+        <repository>
+            <id>nexus-geomatys.com</id>
+            <name>GeoToolkit Repository for Maven</name>
+            <url>http://nexus.geomatys.com/repository/geotoolkit</url>
+        </repository>
+		
     </repositories>