Minor cleanups

src/main/java/rife/bld/extension/checkstyle/OutputFormat.java

@@ -26,6 +26,9 @@ public enum OutputFormat {
 
     public final String label;
 
+    /**
+     * Sets the label of this output format.
+     */
     OutputFormat(String label) {
         this.label = label;
     }

src/test/java/rife/bld/extension/CheckstyleOperationTest.java

@@ -38,7 +38,6 @@ import java.util.logging.Logger;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 
-
 class CheckstyleOperationTest {
     public static final String SRC_MAIN_JAVA = "src/main/java";
     public static final String SRC_TEST_JAVA = "src/test/java";