Remove the Jake dependency.

We have very simple needs, so let's just use the built-in abilities of npm.
Updating readme with npm instead of Jake.
This file will no longer be needed since we can use npm to execute forever.
More improvements to the tooling process.

Renaming the npm targets to be more consistent.

I moved the production server stuff to npm so we could remove the shell script we had been using.
Add npm commands for redis.
Move the JS code to a JS file and make the animation code a bit cleaner.
Make sure the JS is included with an absolute path.
Don't try to execute the animation if the heart doesn't exist.
Add HTML comment around SVG created by Stephanie.
Merge branch development with changes from server.

- Small change to _heart partial to include attribution.
Generate favicon.ico from Red Heart SVG.

- Create favicon from Red Heart SVG.
- Add icon to images/ directory.
- Setup link in layout to the favicon.
- Add attribution for the Red Heart in readme.
Merge branch 'master' into development

- Update with latest changes.