Revert "use cdn for thumbnails"

This reverts commit f7279c1d49.

.env.defaults

@@ -14,7 +14,6 @@ WELCOME_VERSION=1.0
 # Custom Site info
 DOMAIN=lbry.tv
 URL=https://lbry.tv
-THUMBNAIL_CDN_URL=https://cached-proxy.vanwanet.com/?url=
 
 # UI
 SITE_TITLE=lbry.tv

config.js

@@ -16,7 +16,6 @@ const config = {
   DOMAIN: process.env.DOMAIN,
   SHARE_DOMAIN_URL: process.env.SHARE_DOMAIN_URL,
   URL: process.env.URL,
-  THUMBNAIL_CDN_URL: process.env.THUMBNAIL_CDN_URL,
   SITE_TITLE: process.env.SITE_TITLE,
   SITE_NAME: process.env.SITE_NAME,
   SITE_DESCRIPTION: process.env.SITE_DESCRIPTION,

ui/component/fileThumbnail/view.jsx

@@ -1,6 +1,5 @@
 // @flow
 import type { Node } from 'react';
-import { THUMBNAIL_CDN_URL } from 'config';
 import React from 'react';
 import FreezeframeWrapper from './FreezeframeWrapper';
 import Placeholder from './placeholder.png';
@@ -38,13 +37,7 @@ function FileThumbnail(props: Props) {
     );
   }
 
-  let url = thumbnail || (hasResolvedClaim ? Placeholder : '');
-  // @if TARGET='web'
-  // Pass image urls through a compression proxy
-  if (thumbnail && !thumbnail.includes('https://spee.ch')) {
-    url = `${THUMBNAIL_CDN_URL}${encodeURIComponent(thumbnail)}`;
-  }
-  // @endif
+  const url = thumbnail || (hasResolvedClaim ? Placeholder : '');
 
   return (
     <div