Update css-loader & related packages

Switched to a fork for the babel css module transform since upstream is
slow and not compatible with the latest css-loader anymore. See this
issue for details: gajus/babel-plugin-react-css-modules#291

Author: ThiefMaster

babel.config.js

@@ -16,7 +16,7 @@ const plugins = [
   '@babel/plugin-proposal-class-properties',
   'lodash',
   [
-    'react-css-modules',
+    '@dr.pogodin/react-css-modules',
     {
       exclude: 'node_modules',
       context: 'indico/modules',
@@ -26,6 +26,7 @@ const plugins = [
         },
       },
       autoResolveMultipleImports: true,
+      generateScopedName: '[path]___[name]__[local]___[hash:base64:5]',
     },
   ],
   'macros',