Printing out stderr when using interactive exec commands.
Version 0.6.8
Use stream.write in favor of console.log when using printStdout/printStderr

Conflicts:
	lib/utils/index.js
Version 0.6.9
Removed superfluous whitespace
Added 'skip' event for prereq tasks that don't require running
Merge branch 'v0.6'
Merge branch 'master' of github.com:mde/jake