7009599: javac build puts extraneous files into dist/lib/classes.jar

Reviewed-by: ohair

make/build.xml

@@ -806,6 +806,9 @@
                         <exclude name="**/*.java"/>
                         <exclude name="**/*.properties"/>
                         <exclude name="**/*-template"/>
+                        <exclude name="**/*.rej"/>
+                        <exclude name="**/*.orig"/>
+                        <exclude name="**/overview.html"/>
                         <exclude name="**/package.html"/>
                     </fileset>
                 </copy>