[FIXED HUDSON-3750] add toString() on upstream build# to avoid NumberFormat

being applied, which adds thousand separator.  this matches change made in
r15988 for HTML version of cause description.


git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@18372 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/Cause.java

@@ -88,7 +88,7 @@ public abstract class Cause {
 		
 		@Override
 		public String getShortDescription() {
-			return Messages.Cause_UpstreamCause_ShortDescription(upstreamProject, upstreamBuild);
+			return Messages.Cause_UpstreamCause_ShortDescription(upstreamProject, Integer.toString(upstreamBuild));
 		}
 		
 		private Object readResolve() {