Clean up MitchellMigrator
Clean up MitchellMigrator

* Use realpath to get view and cache directories
* Remove commented out array code

vyolla/orm,kayladnls/orm,laravel-doctrine/orm,adrianhardy/orm,maxbrokman/orm,guiwoda/laravel-doctrine-orm,jee7/orm,ryan-senn/orm,Amrit01/orm,thoresuenert/orm