Demo Not Loading

[user905]

Issue Description
The demo won't load, either in Brave (Version 0.66.101 Chromium: 75.0.3770.142 (Official Build) (64-bit)) or in Firefox (68.0.1 (64-bit)).

The console shows the following errors:

Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure stylesheet 'http://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css'. This request has been blocked; the content must be served over HTTPS.
knledg.github.io/:1 Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure script 'http://maps.google.com/maps/api/js?sensor=false'. This request has been blocked; the content must be served over HTTPS.
knledg.github.io/:18 Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure stylesheet 'http://knledg.github.io/react-webpack-skeleton/main-f918fca5d99d0b58cb8b.css'. This request has been blocked; the content must be served over HTTPS.
knledg.github.io/:1 Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure script 'http://knledg.github.io/react-webpack-skeleton/main-f918fca5d99d0b58cb8b.js'. This request has been blocked; the content must be served over HTTPS.
knledg.github.io/:1 Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure stylesheet 'http://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css'. This request has been blocked; the content must be served over HTTPS.
knledg.github.io/:1 Mixed Content: The page at 'https://knledg.github.io/react-webpack-skeleton/' was loaded over HTTPS, but requested an insecure stylesheet 'http://knledg.github.io/react-webpack-skeleton/main-f918fca5d99d0b58cb8b.css'. This request has been blocked; the content must be served over HTTPS.

Expected Behavior
That the page loads.