Merge pull request #32 from vrabaud/devel

add a way to get the NAOqi version
Add a Logger bridge for NAOqi 2.0
use proper Python indentation for several files
modify nao_driver for naoqi2 compatibility
Merge pull request #35 from keulYSMB/naoqi2compat

modify nao_driver for naoqi2 compatibility
add xacro and urdf files auto generated

optimized mesh arguments, only using dae files

modifications suggested by vrabaud