Add die() function
Add die() function

This just calls err() and exits immediately. Useful in situations should
be fatal (aborting processing).

Signed-off-by: Wincent Colaiuta <c76ac2e9cd86441713c7dfae92c451f3e6d17fdc@wincent.com>

wincent/buildtools,wincent/buildtools,wincent/buildtools