Add ability to parse week days and week numbers (both ignored)

v5.10.0

v5.10.0

Revised error handling; new API reference

Errors thrown by timezonecomplete now have their name property filled in to documented values, so you can properly handle them.

Typedoc used to create new API reference documentation that shows the documented errors.

fix dependency security issues

v5.8.1

v5.8.1

Add functions for converting between Period and JSON

v5.8.0

v5.8.0: add period - JSON functions.

Add DateTime#toIsoString() and extra argument for DateTime#parse()

v5.7.0

v5.7.0

fix for parsing two-digit years

v5.6.2

Fix for parsing two-digit years.

Fix for issue #39

minified bundle file had no content

Utility functions to use instead of 'instanceof'

v5.6.0

v5.6.0

#37, node 10, dependencies

v5.5.2

v5.5.2

Removed badges from README.md

v5.5.1

v5.0.1: remove badges from readme.md since the coveralls badge has st…