Multiple websites are added (#657)

* Create rferl

RadioFreeEurope/RadioLiberty is added.

* Create tvdb

TheTVDB is added.

* Create imgbb

* Create 1337x

* Create btdig

btdig is the first DHT-based torrent search engine.

* Update geolocation-!cn

* Create demonoid

* Create scenesource

* Update geolocation-!cn

* Update category-entertainment

* Update geolocation-!cn

* Update 1337x

* Update 1337x

* Update category-media

rferl was added.

data/geolocation-!cn

@@ -110,6 +110,7 @@ include:category-entertainment
 include:0x0
 include:dropbox
 include:gfycat
+include:imgbb
 include:imgur
 include:rumble
 include:streamable
@@ -222,6 +223,9 @@ include:category-dev
 include:category-companies
 
 # Torrent websites
+include:1337x
+include:btdig
+include:demonoid
 include:nyaa
 include:piratebay
 include:rarbg
@@ -247,6 +251,7 @@ include:huanghuagang
 include:mcdonalds
 include:rb
 include:reagroup
+include:scenesource
 include:starbucks
 include:tsquare
 include:windy