Merge pull request #519 from apenney/fix-test

Fix a syntax error in one of the tests.
Update PE version requirement.
Merge pull request #520 from mhaskel/2.3.0-prep

2.3.0 prep
Merge pull request #521 from apenney/fix-eq-tests

Fix test so it doesn't fail on deprecation warnings.
Merge branch '2.3.x' of https://github.com/puppetlabs/puppetlabs-mysql into 2.3.x