LoggerPanel

Implementing human language change for tool tips.
LoggerPanel

Human language change : forgot to register as a listener.
Merge pull request #94 from fstengel/Test

Integrate the i18n work of Franck
four more exercises ported to python
https://www.youtube.com/watch?v=ARJ8cAGm6JE
world's diff were inversed. Incredible that nobody ever told us...
port the mission text to python, too
allow turmite's exercises to be done in python
port a first turmite exercise to python