clarify javadoc about multivalue properties

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1776986 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/api/src/org/apache/sling/ide/transport/ResourceProxy.java b/api/src/org/apache/sling/ide/transport/ResourceProxy.java
index 64244c2..7cd794c 100644
--- a/api/src/org/apache/sling/ide/transport/ResourceProxy.java
+++ b/api/src/org/apache/sling/ide/transport/ResourceProxy.java
@@ -27,6 +27,7 @@
  * <p>
  * The resource usually has properties, as returned from <tt>{@link #getProperties()}</tt>. If no properties are found,
  * it means that the resource is only a reference and not that it is an empty resource.
+ * If a property contains multiple values it is being represented by an array type.
  * </p>
  * 
  * <p>