Add require(jquery)
Fix proper requiring of jQuery; new build for bundling in jQuery

Had to please JSHint, add in a couple more requires, configure and
install browserify-shim to find the global jQuery for the pared-down
build.
Merge pull request #276 from madebymany/require-jquery

Require jQuery properly; use browserify-shim for normal build
Remove build products from repo; add release script

This commits to a dist branch which holds release commits.