tmdb, libgen and sci-hub are added (#637)

* Create tmdb

The Movie Database (TMDB) is a popular database for movies and TV shows.

* Create libgen

Library Genesis (Libgen) is a file-sharing based shadow library website for scholarly journal articles, academic and general-interest books, images, comics, audiobooks, and magazines. The site enables free access to content that is otherwise paywalled or not digitized elsewhere.

* Create sci-hub

Sci-Hub is a shadow library website that provides free access to millions of research papers and books by bypassing publishers' paywalls in various ways.

* Update category-entertainment

tmdb was added to this category.

* Update geolocation-!cn

sci-hub and libgen were added.

data/category-entertainment

@@ -29,6 +29,7 @@ include:soundcloud
 include:spotify
 include:tidal
 include:tiktok
+include:tmdb
 include:tver
 include:twitch
 include:vimeo

data/geolocation-!cn

@@ -91,10 +91,12 @@ include:kaggle
 include:khanacademy
 include:knovel
 include:laracasts
+include:libgen
 include:masterclass
 include:mzed
 include:oreilly
 include:pearson
+include:sci-hub
 include:sitepoint
 include:skillshare
 include:ted

data/libgen

@@ -0,0 +1,12 @@
+# Forum
+libgen.life
+
+# Official site
+libgen.fun
+
+# Unofficial sites (forked from the official site)
+gen.lib.rus.ec
+libgen.is
+libgen.me
+libgen.rs
+libgen.st

data/sci-hub

@@ -0,0 +1,9 @@
+# Official site
+sci-hub.se
+
+# Mirrors from the official site
+sci-hub.ee
+sci-hub.it.nf
+sci-hub.mksa.top
+sci-hub.st
+sci.hubg.org

data/tmdb

@@ -0,0 +1,2 @@
+themoviedb.org
+tmdb.org