Added document level security

Fixed AWC-407
Added helper to Application to get client config

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2114 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/bean/users/SpaceUsersBean.java

@@ -0,0 +1,19 @@
+package org.alfresco.web.bean.users;
+
+import org.alfresco.web.bean.repository.Node;
+
+/**
+ * Concrete implementation providing access to users of the current space.
+ * 
+ * @author gavinc
+ */
+public class SpaceUsersBean extends UserMembersBean
+{
+   /**
+    * @return The space to work against
+    */
+   public Node getNode()
+   {
+      return this.browseBean.getActionSpace();
+   }
+}