correction of aoa and aod  for los ray
Merge remote-tracking branch 'pylayers/master'
chantap in bsignal
Merge pull request #158 from niamiot/master

correction of los ray + Chantap !
change in bsignal
Merge branch 'master' of https://github.com/pylayers/pylayers
 bug in layout show not fixed
add option in estpos in cla
1st step update
update simulnet for managing multiple RAT correctly especially:
- for communication
- localizaiton (updc for all constriants)
- save (no need that all nodes require share the same rats)
Merge pull request #160 from niamiot/master

Improve robustness in simulnet
Merge branch 'master' of https://github.com/pylayers/pylayers