Added two new options:
1. Detach Outputs (Shift Alt D): Detaches Outputs leaving inputs linked.
2. Link to Output Node (O): Links active node to tree output node. Output node is 'Composite' node or 'Material Output', 'Lamo Output' or 'World Output'.

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4514 96b784f8-4ae3-dd11-aff7-0030488c597c
Change bl_label in one of the classes

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4515 96b784f8-4ae3-dd11-aff7-0030488c597c