electron 10: re-enable remote module

Electron 10 disables the remote module by default. We've always tried to avoid using `remote` in WTD so there aren't many occurrances of it, but there are still a few places where we use it

src/main/windows/about.js

@@ -26,7 +26,8 @@ function init () {
     useContentSize: true,
     webPreferences: {
       nodeIntegration: true,
-      enableBlinkFeatures: 'AudioVideoTracks'
+      enableBlinkFeatures: 'AudioVideoTracks',
+      enableRemoteModule: true
     },
     width: 300
   })

src/main/windows/main.js

@@ -44,7 +44,8 @@ function init (state, options) {
     width: initialBounds.width,
     webPreferences: {
       nodeIntegration: true,
-      enableBlinkFeatures: 'AudioVideoTracks'
+      enableBlinkFeatures: 'AudioVideoTracks',
+      enableRemoteModule: true
     },
     x: initialBounds.x,
     y: initialBounds.y

src/main/windows/webtorrent.js

@@ -26,7 +26,8 @@ function init () {
     useContentSize: true,
     webPreferences: {
       nodeIntegration: true,
-      enableBlinkFeatures: 'AudioVideoTracks'
+      enableBlinkFeatures: 'AudioVideoTracks',
+      enableRemoteModule: true
     },
     width: 150
   })