improve javadoc of SearchResource for the webservice documentation

scm-webapp/src/main/java/sonia/scm/api/rest/resources/SearchResource.java

@@ -145,10 +145,14 @@ public class SearchResource implements UserListener, GroupListener
   }
 
   /**
-   * Method description
+   * Returns a list of groups found by the given search string.<br />
+   * <br />
+   * <ul>
+   *   <li>200 success</li>
+   *   <li>500 internal server error</li>
+   * </ul>
    *
-   *
+   * @param queryString the search string
-   * @param queryString
    *
    * @return
    */
@@ -177,10 +181,14 @@ public class SearchResource implements UserListener, GroupListener
   }
 
   /**
-   * Method description
+   * Returns a list of users found by the given search string.<br />
+   * <br />
+   * <ul>
+   *   <li>200 success</li>
+   *   <li>500 internal server error</li>
+   * </ul>
    *
-   *
+   * @param queryString the search string
-   * @param queryString
    *
    * @return
    */