adding to3d2
reshuffle to3D in Rays()
adding DOC-LayoutEditor.ipynb
Merge pull request #105 from buguen/master

adding DOC-LayoutEditor.ipynb
+ Fixing a bug in construction of ray3d
+ Moving class Rays from signature.Py to rays.py
+ Starting writing a locbas method in class Rays
harmonize keys in rays
significant progress in locbas
Merge pull request #106 from buguen/master

progress in basloc
Merge remote-tracking branch 'pylayers/master'
first work to glue r3d with CIR