lets try moving this
maybe this instead
try this
one more
ok that really did fix it
cleanup
Fixes nlf/node-github-hook#13

try this

one more

ok that really did fix it

cleanup
Merge branch 'master' of https://github.com/yyolk/node-github-hook
Merge pull request #14 from yyolk/master

Handle the way Buffer handles concat for hmac digest