Fix #7491 by wrapping child process in `script` on OSX
Fix #7491 by wrapping child process in `script` on OSX

See https://github.com/meteor/meteor/issues/7491#issuecomment-235887764

NOTE: this issue should be fixed in the next release of node v4
(4.4.8 or 4.5). When we include that in the dev bundle we should
revert this change

chasertech/meteor,Hansoft/meteor,mjmasn/meteor,chasertech/meteor,chasertech/meteor,Hansoft/meteor,mjmasn/meteor,mjmasn/meteor,mjmasn/meteor,chasertech/meteor,Hansoft/meteor,mjmasn/meteor,Hansoft/meteor,mjmasn/meteor,Hansoft/meteor,chasertech/meteor,Hansoft/meteor,mjmasn/meteor,chasertech/meteor,Hansoft/meteor,chasertech/meteor