sign4x builds, after all, for better comparator tests

releng.control/cc_config.xml

@@ -862,14 +862,17 @@
                     since we are not building anything for distribution in this job, 
                     we are testing compilation only, 
                     we can skip signing and normalization. 
-                    -->
+                    But, that throughs off comparator test (makes all look "different" since 
+                    differs by 3 files. Makes it hard to see if there are others differences. 
+                    So, we'll sign, for now. 
+                    
                 <property
                     name="SKIP_JAR_SIGNING"
                     value="true"/>
                 <property
                     name="normalizeJarFiles"
                     value="false"/>
-                
+                -->
             </ant>
         </schedule>
     </project>