Implement Live Reload Quote Engine

[wazaundtechnik]

• Cached and auto reload every 5 minutes (so we don't waste Heroku network)
• Don't refresh the cache if network is broken

[wazaundtechnik]

Seems like we can't put this into CI (Look at X-RateLimit-Remaining)

< HTTP/1.1 200 OK
* Server GitHub.com is not blacklisted
< Server: GitHub.com
< Date: Sun, 11 Oct 2015 04:46:19 GMT
< Content-Type: application/json; charset=utf-8
< Content-Length: 3764
< Status: 200 OK
< X-RateLimit-Limit: 60
< X-RateLimit-Remaining: 56
< X-RateLimit-Reset: 1444541835
< Cache-Control: public, max-age=60, s-maxage=60
< ETag: "152bbc6f35280d1e1c2d7954e08d2a42"
< Vary: Accept
< X-GitHub-Media-Type: github.v3
< X-XSS-Protection: 1; mode=block
< X-Frame-Options: deny
< Content-Security-Policy: default-src 'none'
< Access-Control-Allow-Credentials: true
< Access-Control-Expose-Headers: ETag, Link, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval
< Access-Control-Allow-Origin: *
< X-GitHub-Request-Id: CAA9366A:65CB:43FA4FB:5619E99A
< Strict-Transport-Security: max-age=31536000; includeSubdomains; preload
< X-Content-Type-Options: nosniff
< Vary: Accept-Encoding
< X-Served-By: b0ef53392caa42315c6206737946d931