moves pages template out of index and into it's own template file
removes script tag so it works like it's supposed to
changes pages routing to be for specific template
adds grunt-ember-templates to precompile external .hbs templates, adds posts model and nav to switch between pages and posts
adds index page and nested routes for page an post
Merge pull request #1 from natekandler/data-template

adds external .hbs templates and nested routes