Add note about restricting the test set

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1614609 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/junit/impl/TestsManagerImpl.java b/src/main/java/org/apache/sling/junit/impl/TestsManagerImpl.java
index 1582358..d115026 100644
--- a/src/main/java/org/apache/sling/junit/impl/TestsManagerImpl.java
+++ b/src/main/java/org/apache/sling/junit/impl/TestsManagerImpl.java
@@ -212,6 +212,10 @@
     /** @inheritDoc */
     public void listTests(Collection<String> testNames, Renderer renderer) throws Exception {
         renderer.title(2, "Test classes");
+        final String note = "The test set can be restricted using partial test names"
+                + " as a suffix to this URL"
+                + ", followed by the appropriate extension, like 'com.example.foo.tests.html'";
+        renderer.info("note", note);
         renderer.list("testNames", testNames);
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/junit.css b/src/main/resources/junit.css
index 0f17375..f376c48 100644
--- a/src/main/resources/junit.css
+++ b/src/main/resources/junit.css
@@ -47,4 +47,8 @@
 
 .failure h3 {
   color:red;
+}
+
+.note {
+  font-size:80%;    
 }
\ No newline at end of file