Merge pull request #22 from jeremykendall/develop

Merge for new release.

Merge branch 'develop'

Merge branch 'develop' of github.com:jeremykendall/password-validator…

… into develop

Cleans up UpgradeDecoratorTest.

Merge pull request #6 from jeremykendall/example/daniel-karps-rehash-…

…upgrade-scenario

Adds legacySalt argument to PasswordValidatorInterface

Merge pull request #3 from unisys12/Resolve-wp-cli-install-issue

Use tilde in version spec

Merge pull request #3 from unisys12/Resolve-wp-cli-install-issue

Use tilde in version spec

Merge pull request #3 from unisys12/Resolve-wp-cli-install-issue

Use tilde in version spec

Fixes big bug where password_needs_rehash didn't get options passed

Clarifies default hashing note. Resolves #1.

Also corrects bad bin script docs