Use pkgbuild instead of productbuild
Move Components.plist

I added it to the project for easier plist-editing.
Merge branch 'master' into pkgbuild
Add Commandant to Components.plist
Merge pull request #131 from Carthage/pkgbuild

Use pkgbuild instead of productbuild
Merge branch 'master' into fix-task-output-race
Add custom Pipe class, to overhaul task launching

This allows us to maintain ownership over the pipe’s file descriptors,
so NSTask or NSFileHandle don’t prematurely close them.