Port gyotoy to yorick-gy, getting rid of Python.
minor bug fixes in gyotoy
update relative to gy
Merge branch 'master' into gy
gyotoy: sync wihth gy development
make gyotoy compatible with both gy stable and gy git.
Merge branch 'master' of github-paumard:gyoto/Gyoto
Prepare for releasing 0.1.0