formatting change.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@1643 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/listeners/SCMListener.java

 package hudson.model.listeners;
 
 import hudson.model.AbstractBuild;
-import hudson.model.Hudson;
-import hudson.model.BuildListener;
 import hudson.model.Action;
-import hudson.model.Actionable;
-import hudson.scm.SCM;
+import hudson.model.BuildListener;
+import hudson.model.Hudson;
 import hudson.scm.ChangeLogSet;
+import hudson.scm.SCM;
 
 /**
  * Receives notifications about SCM activities in Hudson.