Remove the material-design-icons dependency (#2298)

package.json

@@ -62,7 +62,6 @@
     "lodash.isequal": "^4.5.0",
     "lodash.uniqwith": "^4.5.0",
     "marked": "^4.0.15",
-    "material-design-icons": "^3.0.1",
     "nedb-promises": "^5.0.1",
     "opml-to-json": "^1.0.1",
     "rss-parser": "^3.12.0",

src/renderer/main.js

@@ -4,7 +4,6 @@ import App from './App.vue'
 import router from './router/index'
 import store from './store/index'
 import i18n from './i18n/index'
-// import 'material-design-icons/iconfont/material-icons.css'
 import { library } from '@fortawesome/fontawesome-svg-core'
 import { fas } from '@fortawesome/free-solid-svg-icons'
 import { faGithub } from '@fortawesome/free-brands-svg-icons/faGithub'

yarn.lock

@@ -4915,11 +4915,6 @@ matcher@^3.0.0:
   dependencies:
     escape-string-regexp "^4.0.0"
 
-material-design-icons@^3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/material-design-icons/-/material-design-icons-3.0.1.tgz#9a71c48747218ebca51e51a66da682038cdcb7bf"
-  integrity sha1-mnHEh0chjrylHlGmbaaCA4zct78=
-
 media-typer@0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"