Converted TableLayoutWdg to use <div> elements

[listy]

Anyway rigging an "auto save" behavior  to be called in place of spt.table.set_changed_color shouldn't be to difficult, we could set it with a kwarg auto_save for TableLayoutWdg, defaults to false and can be activated for views where it is wanted

This is not a real problem i think

Let's hold our breath and wait till JSX will be done. And then we can do any bells and whistles modern users like