fiddle with refpropb
Merge branch 'master' of https://github.com/eringrant/word_learning

* 'master' of https://github.com/eringrant/word_learning:
  added experiment module
  change main method
Merge branch 'master' of https://github.com/eringrant/word_learning

* 'master' of https://github.com/eringrant/word_learning:
  added xt experimental materials
Merge branch 'master' of https://github.com/eringrant/word_learning

* 'master' of https://github.com/eringrant/word_learning:
  fix xml error
update generalisation prob experiments