chore(build): Initial stab at Grunt skeleton

A case study in how *not* to do pull requests...

But we should now have a shared precommit-hook which runs lint tasks whenever you try and commit some code.
JSHint and JSCS rules are up for negotiation.

FIxes #31
Fixes #17 
FIxes #13 
Fixes #12 
Fixes #11 
this is cool, but I don't fully understand how/when to use shrinkwrap and outdated. Could you add some one-liner docs to the README that explain what these scripts do?