Revert "Merge pull request #978 from amber-smalltalk/include-grunt-init"

This reverts commit fccaf20baeff5ee429be64c966439faf72fff895, reversing
changes made to 3afa18bc4ad03d436d4112d84a5f73a36b5af110.
Merge pull request #980 from herby/master

Revert "Merge pull request #978 from amber-smalltalk/include-grunt-init"