Changelog for password-instances

1.0.0.0

• Various changes re-exported from the password package. #6

0.3.0.1

• Small fix to make sure the doctests build with stack. #3

0.3.0.0

• Added instance for PersistFieldSql for PassHash.

0.2.0.0

• Added instance for PersistField for PassHash.

0.1.0.0

• Initial version.