+ Network
  - improve compatibility between simulnet and simultraj in __repr__
  - clean code
  - update show with (RAT-> wstd)
+ Agent
  - pass name to Node class
+ Mobility
  - Fix bug in Person.move (3D vectors lead to non valid colisions)
+ Body
  - load fail if body file soesn't exists
+ Project
  - add body directory
+ Simultraj
  - buf fix
+ data
  - change default configuration files
- default Si/R/Ct/H in Link
- simultraj _show3 improved
Merge branch 'master' of github.com:pylayers/pylayers