Implement "{next|last} <month>"
Implement '{next|last} {monday|tuesday...}'
Fix lint.
Fix lint.
Implement 'tomorrow'
Implement 'yesterday'
Explicitly handle whitespace on our own.
Name the rules for debugging.
Implement N days and N weeks.
See if splitting the source files up allows AppVeyor to build.
Merge pull request #260 from lowjoel/more-date-formats

More date formats