Fix a couple typos in email config
We're not using Configure here, why define it?
Merge pull request #45 from WyriHaximus/master

We're not using Configure here, why define it?
Bump PHP version requirements.

Many people on windows have had issues with older versions of PHP 5.4,
go to a recently new version to help solve this problem.
Merge pull request #46 from cakephp/bump-requirements

Bump PHP version requirements.