v4.0.0 2012-07-12
    * switch to opentox-ruby version 4.0.0
    * deprecation notice added in create view
v3.0.1 2011-10-19
    * assign a model to an endpoints on creating a new model,
      endpoint-list from ontology service,
      endpoint uri in "Training dataset" 
    * fix missing "measured activity" predicting a classification model