do not use steps option by default if it's not a concrete test
bump dependencies + switch autoloader to one provided by Composer
Merge remote-tracking branch 'upstream/master'

Conflicts:
	autoload.php
	composer.json
	composer.lock
	src/Codeception/Command/Run.php
	vendor/UniversalClassLoader.php
bump dependencies + switch autoloader to one provided by Composer
php53 compatibility fixed  (again)
bump dependencies
Merge pull request #248 from tiger-seo/master

few goodies