Clean up XML

Author: garydgregory

src/conf/checkstyle.xml

@@ -58,10 +58,10 @@ limitations under the License.
     <module name="FinalLocalVariable" />
     <module name="IllegalImport" />
     <module name="ImportOrder">
-      <property name="option" value="top"/>
-      <property name="groups" value="java,javax,org"/>
-      <property name="ordered" value="true"/>
-      <property name="separated" value="true"/>
+      <property name="option" value="top" />
+      <property name="groups" value="java,javax,org" />
+      <property name="ordered" value="true" />
+      <property name="separated" value="true" />
     </module>
     <module name="OperatorWrap">
       <property name="option" value="eol" />