SLING-6121 : Clarify glob pattern handling and support globs and search paths

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1764432 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/api/resource/observation/ResourceChangeListener.java b/src/main/java/org/apache/sling/api/resource/observation/ResourceChangeListener.java
index 378148a..5ab487c 100644
--- a/src/main/java/org/apache/sling/api/resource/observation/ResourceChangeListener.java
+++ b/src/main/java/org/apache/sling/api/resource/observation/ResourceChangeListener.java
@@ -65,6 +65,8 @@
      * <ul>
      *     <li>The {@code *} character matches zero or more characters of a name component without crossing directory boundaries.</li>
      *     <li>The {@code **} characters match zero or more characters crossing directory boundaries.</li>
+     *     <li>If the pattern is relative (does not start with a slash), the relative path will be appended to all search paths of
+     *        the resource resolver.
      * </ul>
      *
      * <p>