Update to reflect Hatchet updates

V 145

Due to how the version checks work - via sorting, not actual comparison - this previously resulted in _always_ installing sqlite3, even though it was already bundled for lower versions of python. The second version check also encompasses 3.7.0+, so there is no need to respecify the check.

update bob dependency to point to internal bob-builder fork

Added this for local testing because bob requires 2.7, should not be merged to master

Pin pip version used by pipenv

Add Apache Airflow 1.10 Support