[Bf-python] un-weld script for blender bundle package

[jean-michel soler]

http://jmsoler.free.fr/util/blenderfile/py/unweld044.py

# ------------------------------------------
# Un-Weld script 0.4.4 beta
#
# split all faces from one selected vertex
# (c) 2004 J-M Soler released under Blender Artistic License
#----------------------------------------------
# Official Page :
# 
http://jmsoler.free.fr/didacticiel/blender/tutor/cpl_faces2vertex.htm#exemple 

# Communicate problems et errors on:
# 
http://www.zoo-logique.org/3D.Blender/newsportal/thread.php?group=3D.Blender 

# Blender Artistic License
# http://download.blender.org/documentation/html/x21254.html
#---------------------------------------------
#----------------------------------------------
# Changelog
#----------------------------------------------
# 25/05 :
# -- separate choise, normal (same place) or spread at random, middle of 
the face
# -- works on several vertices too
# -- Quite vertex bevelling on <<lone>> vertex : create hole in faces 
around this
# vertex
# 03/06 :
# -- a sort of "bevelled vertex" extrusion controled by horizontal mouse
# displacement. just a beta test to the mouse control.
#----------------------------------------------