modif:w
Merge branch 'master' of github.com:pylayers/pylayers

Conflicts:
	pylayers/signal/bsignal.py
fixing problem in bsignal
import mlab first in antenna
Merge branch 'master' of github.com:pylayers/pylayers
project.py
- add directories to project.py of body, body/wear

body:
- Manage orientation matrix incase of real device with a single marker