weightpaint_clean, option to clean all vgroups

weightpaint_envelope_assign - can update active vgroup only
weightpaint_normalize - fixups
BKE_plugin_types - made the max length 32 ratehr then 16 so you can fill the text space in pupBlock

release/scripts/bpymodules/BPyMesh.py

@@ -78,6 +78,8 @@ def list2MeshWeight(me, groupNames, vWeightList):
 	if len(vWeightList) != len(me.verts):
 		raise 'Error, Lists Differ in size, do not modify your mesh.verts before updating the weights'
 	
+	act_group = me.activeGroup
+	
 	# Clear the vert group.
 	currentGroupNames= me.getVertGroupNames()
 	for group in currentGroupNames:
@@ -100,6 +102,9 @@ def list2MeshWeight(me, groupNames, vWeightList):
 				except:
 					pass # vert group is not used anymore.
 	
+	try:	me.activeGroup = act_group
+	except:	pass
+	
 	me.update()
 
 
@@ -134,6 +139,8 @@ def dict2MeshWeight(me, groupNames, vWeightDict):
 	if len(vWeightDict) != len(me.verts):
 		raise 'Error, Lists Differ in size, do not modify your mesh.verts before updating the weights'
 	
+	act_group = me.activeGroup
+	
 	# Clear the vert group.
 	currentGroupNames= me.getVertGroupNames()
 	for group in currentGroupNames:
@@ -159,6 +166,9 @@ def dict2MeshWeight(me, groupNames, vWeightDict):
 			except:
 				pass # vert group is not used anymore.
 	
+	try:	me.activeGroup = act_group
+	except:	pass
+	
 	me.update()
 
 def dictWeightMerge(dict_weights):
@@ -290,6 +300,23 @@ def mesh2linkedFaces(me):
 	return [fg for fg in face_groups if fg]
 
 
+
+def getEdgeLoopsFromFaces(faces):
+	'''
+	Takes me.faces or a list of faces and returns the edge loops
+	These edge loops are the edges that sit between quads, so they dont touch
+	1 quad, not not connected will make 2 edge loops, both only containing 2 edges.
+	'''
+	
+	edges = {}
+	
+	for f in faces:
+		for i, edkey in enumerate(f.edge_keys):
+			try:	edges[edkey].append((f, i))
+			except:	edges[edkey] = [(f, i)]
+	
+
+
 def getMeshFromObject(ob, container_mesh=None, apply_modifiers=True, vgroups=True, scn=None):
 	'''
 	ob - the object that you want to get the mesh from