Update Gruntfile so you can do command "grunt serve" and it will run
grunt build:dev, start a server, and open your browser to the page.

Run npm install first because there are a few dependencies added.
Update grunt serve to run on localhost:3000 as expected.
Merge pull request #6 from MongoChaiBackularYeoxpress/gruntfile

Update Gruntfile to add "grunt serve" command