added xlsx
updated lab result importer to add end time
add template for negated medication discharge
Merge branch 'develop' of http://github.com/projectcypress/health-data-standards into develop
refactored cat1 importer to pass ABC complexity test
moved xls value set parser out into bonnie
adding QRDA text to test Continuous Integration scripts
updating README with additional information about libs that were added to HDS
Merge remote-tracking branch 'ah/develop' into develop
Removing a pry statement