fix: missing alpha link at material node.

fix: renaming issue
add: preparation for hole cut (mask)

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/contrib@4801 96b784f8-4ae3-dd11-aff7-0030488c597c
mod: ray depth = 6; mod: camera & lamp layer = 1. & 2.

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/contrib@4802 96b784f8-4ae3-dd11-aff7-0030488c597c
Bug Fix in mix shapes tool.

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/contrib@4803 96b784f8-4ae3-dd11-aff7-0030488c597c