Fixing bug in tests: incorrecly identified regression in ensemble

Typos and test change for python3

Bug fixing: local logistic regression failed for input_fields

Fixing version number in history

Changing history and version files

Removing typo

Adapting batchpredictions to accept logistic regression models and so…

…me tests

Bug fixing: storing the correct object id in the Fields object

Bug fixing: Improving error handling in download_dataset method

Changing tests to create resources under a project