First commit for the 1.1 release. Moved the main code to ArrayValidation, created a ValueValidation class.
Renamed the Validator\* classes to Rule\* classes
Added HHVM to Travis
Updated the docs to reflect the changes for 1.1
Updated the readme.md with release notes
Merge pull request #13 from siriusphp/release/1.1.0

Release/1.1.0