use scm 1.7

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1360758 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 5c85f3f..5ab8dd0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
 
   <properties>
     <mavenVersion>2.2.0</mavenVersion>
-    <scmVersion>1.4</scmVersion>
+    <scmVersion>1.7</scmVersion>
     <mavenPluginVersion>3.1</mavenPluginVersion>
   </properties>