Fixed a bug where an API call missing output_format or output_delimiter would cause an error.
removed never implemented columns from dep_seq_tran_params
Closes #151 - API token authentication
API - get_application_template now supports options to get only the definition JSON or icon.
Fixed (hopefully once and for all) IterableAsText and integers/unicode
Fixed an issue where InfoException was returning plain text instead of a Response object.
API - export/import an Application Template to/from a specifically formatted directory.

Utilizes a new feature where Tasks are stored as JSON files instead of
XML.
Fixed a login issue.