Merged DEV/CHECK_EXISTS to HEAD

svn merge svn://www.alfresco.org:3691/alfresco/BRANCHES/DEV/CHECK_EXISTS@3442 svn://www.alfresco.org:3691/alfresco/BRANCHES/DEV/CHECK_EXISTS@3590 .

TODO: Fix bug raising incorrect exception during UI paste of same-named file
Note:
- Added a new method to NodeService to get child by name
- Added a new method to FileFolderService to perform fast, direct lookups based on name


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@3591 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/domain/NodeAssoc.java

@@ -42,12 +42,6 @@ public interface NodeAssoc
      */
     public void buildAssociation(Node sourceNode, Node targetNode);
 
-    /**
-     * Performs the necessary work on the {@link #getSource()() source} and
-     * {@link #getTarget()() target} nodes to maintain the inverse association sets
-     */
-    public void removeAssociation();
-
     public AssociationRef getNodeAssocRef();
     
     public Node getSource();