Only include current employees

Merge branch 'feature/breathe'

Remove PeopleHR from README

Replace PeopleHR with BreatheHR

Extract excludes from the Birthdays class

Merge branch 'refactoring'

Extract birthday logic into a decorator

Move includes into their own directory

Load excluded names from a file; don't hard-code

Hey! It's not 2015 any more

Add Pry as a dependency

Don't display ages

Sort upcoming birthdays by date of birth ascending

Add a README

Basic functionality