fix broken build

plugins/scm-gravatar-plugin/pom.xml

@@ -19,4 +19,14 @@
   <description>Gravatar icons for the changesetviewer.</description>
 
 
+  <repositories>
+    
+    <repository>
+      <id>maven.scm-manager.org</id>
+      <name>scm-manager release repository</name>
+      <url>http://maven.scm-manager.org/nexus/content/groups/public</url>
+    </repository>
+  
+  </repositories>
+
 </project>