Update Admin code to use the new SiteCryptModule.
Update package.php dependencies.
Remove ChangeLog from package
Merge pull request #6 from keithburgoyne/remove-change-log

Remove ChangeLog from package
This method is no longer required.
Update site dependency.
Add dependency to crypt and update copyright year.
Replace old methods with the new module's methods.
Update copyright and simplify.
Remove no longer used method.
Update comment.
Use new method name.
Merge pull request #5 from charleswaddell/update-password-hashing

Update Admin password hashing
prepare for release of 2.0.4 | package party