Fixed string error when installing composer

Fixed an error caused by attempting to pass an array instead of a string in the args field as part of the composer install line.
Merge pull request #117 from Bulk70/patch-1

Fixed string error when installing composer
Merge branch 'master' of github.com:fideloper/Vaprobash into develop
Merge branch 'develop'
added vmware fusion base64 box for fusion  users
memory size changing for vmware fusion
Merge branch 'develop'
fixed typo
Merge branch 'develop'