Fix bug in evaluation
adapted to the novel environment interface
Add imle interface, fix ag learning and eval
Remove motor vs goal babbling figure in about.rst

was not very informative
Merge branch 'master' of github.com:flowersteam/explauto
ExplautoBootstrapError can now be catched in Agent when sampling the interest model
switch to IMLEv1.90
Register imle
Merge branch 'imle1.90' into imle

Conflicts:
	explauto/models/imle_model.py
	explauto/sensorimotor_model/imle.py