Update AUTHORS.rst
DOC-RayTRacing2.ipynb corrected
updating
 addind data file
modification centered argument in layout.geomfile
Merge pull request #153 from buguen/master

Adding an argument in geomfile for disabling systematic centering
DOC-RayTracing2 notebook
back to sig
- bug correction for mobility in layout : agent can now cross airwalls
- exploit_simulnet class to trace trajectory of the agent and their LDP
  evolution for a saved simulnet simulation
- correction in Person.py : no need to contiguous numbering of room
fixing bug in buildGr
fixing bug in buildGr
Merge branch 'sig'

Conflicts:
	notebook/DOC-RayTracing2.ipynb
	pylayers/gis/examples/ex_layout.py
Merge pull request #154 from niamiot/master

- bug correction for mobility in layout : agent can now cross airwalls
DOC-RayTracing2 notebook broken
removing conflicting notebook
All output clear in notebook
adding node degrees