* Support for Date observations with value type 'D' * Fixed issue with lower case top node in deprecated template reader
0.4.4
* Support for Excel templates for 17.1+ * Added data density for the random study generator * Added package wide options under tmtk.options * Added builds for Anaconda * Automated testing on Windows
0.4.2
* Fixed call_boris and related tests and examples.
0.4.1
* Data types and modifiers support in blueprint. * Fixed issue with empty date columns * Export studies without including a top node * Better support for modifiers other than MISSVAL
0.4.0
* Added support to export to skinny format (toolbox.SkinnyExport) * Support for modifiers and ontology concepts * known issue: the Arborist does not have full support yet. * Variable objects are more powerful with more setters.
0.3.5
* Better support for building pipelines from code books using Blueprints * Set data label, concept path, and word mapping from clinical variable abstraction * Arborist support for _ and + * Improved stability of Arborist * Fixes in Validator for word map file