File "rules" has instructional text as comments near top.

2) Convert all text files in repo to LF line ending form.
   Any checkout done with "rules" in play will convert the working
   tree to native line ending, while keeping repo as LF line ending.

fixed some problems in gencad export (not all)
fixed a size problem when opening dialog_layers_setup2 (windows specific)

pcbnew Rewrite the GUI relative to the tracks widths and vias diameters and drills selection and edition, for compatibility with new netclass approach.