v0.4.0

- Remove Gulp in favor of custom JavaScript-based build automation scripts
- Integrate `react-routing` and `history` npm modules
- Remove Flux actions, stores to reduce unnecessary overload
- Refactor the way content pages (About Us, Privacy etc.) are loaded into the app
- Add basic version of an "isomorphic" HTTP client based on `superagent` (see `src/core/HttpClient.js`)
- Remove LESS in favor of plain CSS via `PostCSS`, `cssnext`
- Get rid of Uglifyjs warnings during build in `release` mode
- Remove `Database.js` file to reduce overload and simplify server-side rendering
- Compile static files into the `build/public` folder
- Add a couple of RESTful API sample routes based on Express (see `src/api/*.js`)
- Pre-render critical CSS on the initial page load to deal with FOUC
- Render the top level component to `<div id="app"></div>` instead of `document.body`
- Improve server-side rendering logic
- Improve documentation
- Update dot files with project settings for text editors and IDEs