Update Release 2.0.0

Updated versions to:

"phpunit/phpunit": "~4.0|~5.0",
"phpunit/dbunit": "~1.0|~2.0",
"squizlabs/php_codesniffer": "~2.0",
"sensiolabs/security-checker": "~3.0",

Added:

"behat/behat": "~3.0",

Updated fabpot/php-cs-fixer to ~1.0

Merge pull request #6 from h4cc/h4cc-patch-1

Updated fabpot/php-cs-fixer to ~1.0

Raised phpunit/phpunit to version ~4.0

Also letting Travis install the packages via HHVM.

Raised sebastian/phpcpd to v2.0; Added fabpot/php-cs-fixer

1.3.0

Added a hint about versioning.

Added PHPLOC and PHPCPD.

1.2.0

Added phploc and phpcpd.