An update over surface sketching, allowing object level transformatio…

…ns, Undo, and solving some problems like a mesh duplication that was taking place when there were no strokes, and eliminating a remove doubles that was performed in the whole mesh, now limiting it to just the areas where it's needed to merge the new surface.

mesh_bsurfaces.py

@@ -76,7 +76,7 @@ class GPENCIL_OT_SURFSK_add_surface(bpy.types.Operator):
  bl_options = {'REGISTER', 'UNDO'}
 
 
- #### Get an ordered list of a chain of vertices.
+ ##### Get an ordered list of a chain of vertices.
  def get_ordered_verts(self, ob, all_selected_edges_idx, all_selected_verts_idx, first_vert_idx, middle_vertex_idx):
  # Order selected vertexes.
  verts_ordered = []