error in DOC-LayoutEditor
merging
Merge branch 'master' into signature

Conflicts:
	notebook/DEV_PyRT1.ipynb
	notebook/DOC-LayoutEditor.ipynb
	pylayers/gis/layout.py
bug fix:
- coverage : change default coverage file in coverage.ini (issue #185)
- ray : resolve problem when paramter value in horizontal and vertical
  plane are equal

Improvements
- localization.geometric : add __repr__ to geometric contraints and CLA
- simulnet : add __repr__ to simulnet
Merge pull request #186 from niamiot/master

bug fix (coverage ,signature.to3d)+ improvements (repr geometric + simulnet)
modif in furniture.py
Merge branch 'master' of https://github.com/pylayers/pylayers into signature
few modif
Merge branch 'master' of https://github.com/pylayers/pylayers
Merge branch 'signature'
delete notebook