Fix link to contribute via github

fixes #423 on github
Merge pull request #427 from steventlamb/bug/423_fix_link

Fix link to contribute via github
Add npm and browserify dependency.

This is in preparation of upcoming changes to the vegancity scripts to
be refactored into JS modules.
Merge pull request #425 from kdeloach/topic/npm

Add npm and browserify dependency.
Move scripts from static/js to js/src
Update package.json
Add googlemap API JS lib
Add Gruntfile.js
Update templates to use bundle.js
Update .gitignore
Run grunt during provisioning
Add jQuery shim that points to global instance
Merge pull request #426 from kdeloach/topic/refactor-js

Refactor scripts into modules
Issue #126: Fix gray navbar background in IE9
Fix huge carrot logo in IE9
Rename browserify bundle task
Add grunt bundle command to travis ci
Add grunt-cli to package.json
Merge pull request #434 from kdeloach/topic/ie-header

Fix some IE9 CSS issues
Merge pull request #435 from kdeloach/topic/travis

Add grunt bundle command to travis ci