[openscad] mirror mesh feature -- rename OpenSCADUtils.mirror() to OpenSCADUtils.mirrormesh(), and provide some better interactive help information when typing OpenSCADUtils.mirrormesh() into the python console

src/Mod/OpenSCAD/OpenSCADCommands.py

@@ -176,7 +176,7 @@ class MirrorMeshFeature:
                 y = float(splits[3])
                 z = float(splits[5])
                 vec = FreeCAD.Base.Vector(x,y,z)
-                newmesh=OpenSCADUtils.mirror(msh, vec)
+                newmesh=OpenSCADUtils.mirrormesh(msh, vec)
                 newobj.Mesh=newmesh
                 selobj.Object.ViewObject.hide()
             else:

src/Mod/OpenSCAD/OpenSCADUtils.py

@@ -298,7 +298,8 @@ def vec2householder(nv):
                       nv.z*nv.x*l,nv.z*nv.y*l,nv.z*nv.z*l,0,0,0,0,0)
     return FreeCAD.Matrix()-hh
 
-def mirror(msh,vec):
+def mirrormesh(msh,vec):
+    """mirrormesh(mesh,vector) where mesh is a mesh object and vector is a Base.Vector"""
     from exportCSG import mesh2polyhedron
     from PySide import QtGui
     poly = mesh2polyhedron(msh)