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This PR accomplishes several items:
* separates express controller actions/routes (/controllers)
* begins separation of angular controllers (/apps)
* adds front end angular routing and support from express
* adds an empty image overlay to handle post nav
* adds a new view for displaying a single post
* adds a node module and angular routing

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closes #11

Add logging to server.

Modify query to include _id.

Add package details.

Add angular routing.

Add a tag redirect. TODO learn angular routes.

Add angular routing and load views folder.

Basic angular routing and templating. TODO signin and signup pages.

Add plumbing for making express routes play nice with angular routes.

Works with no page refresh.

Begin controller extraction.

Add empty gif to allow href instead of location.path

It finally works.