work in progress
now RequestPreferences is always FULLY initialized and removed dependency with Experiment from FactorsConverter
fixed test
work in progress
patched most of the tests, two test classes have been commented because they were being tooooo complicate, they two test classes should be rethinked and rewritten
added some comments
corrected the last two test classes
big cleanup, all tests working now
Merge branch 'master' of github.com:gxa/atlas into refactoring_controllers
Merge branch 'master' of github.com:gxa/atlas into refactoring_controllers
removed unused class