Some path correction that corrects exception if Bolt is running under a vendor folder as part of other Composer based project.
error: InvalidArgumentException
The "/home/bolt/websiteX/app" directory does not exist. -
/vendor/symfony/finder/Symfony/Component/Finder/Finder.php:667
/vendor/bolt/bolt/app/classes/lib.php:1515
Merge pull request #1008 from rixbeck/master

error: InvalidArgumentException...