remove unused visualizer

.gitmodules

@@ -31,9 +31,6 @@
 [submodule "public/vendor/bar-rating"]
 	path = public/vendor/bar-rating
 	url = https://github.com/antennaio/jquery-bar-rating
-[submodule "public/visualizer"]
-	path = public/visualizer
-	url = https://github.com/ornicar/chess_game_visualizer
 [submodule "public/vendor/stockfish.pexe"]
 	path = public/vendor/stockfish.pexe
 	url = https://github.com/niklasf/stockfish.pexe

app/controllers/Export.scala

@@ -59,24 +59,6 @@ object Export extends LilaController {
     }
   }
 
-  def visualizer(id: String) = Open { implicit ctx =>
-    OnlyHumans {
-      OptionFuResult(GameRepo game id) { game =>
-        gameToPgn(game, asImported = false, asRaw = false) map { pgn =>
-          lila.mon.export.visualizer()
-          Redirect {
-            import lila.api.Env.current.Net._
-            val base = s"$Protocol$AssetDomain/assets"
-            val encoded = java.net.URLEncoder.encode(pgn.toString, "UTF-8")
-            s"$base/visualizer/index_lichess.html?pgn=$encoded"
-          }
-        } recoverWith {
-          case _: Exception => notFound
-        }
-      }
-    }
-  }
-
   def puzzlePng(id: Int) = Open { implicit ctx =>
     OnlyHumansAndFacebook {
       PngRateLimitGlobal("-", msg = HTTPRequest lastRemoteAddress ctx.req) {

app/views/analyse/replay.scala.html

@@ -73,9 +73,6 @@ atom = atom.some) {
           @if(game.isPgnImport) {
           <a data-icon="x" class="text" rel="nofollow" href="@routes.Export.pgn(game.id)?as=imported">@trans.downloadImported()</a>
           }
-          @if(false && lila.game.Game.visualisableVariants(game.variant)) {
-          <a data-icon="=" class="text" target="_blank" href="@routes.Export.visualizer(game.id)">Generate images</a>
-          }
           <a data-icon="=" class="text embed_howto" target="_blank">Embed in your website</a>
         </div>
       </div>

conf/routes

@@ -271,7 +271,6 @@ POST  /$gameId<\w{8}>/request-analysis        controllers.Analyse.requestAnalysi
 
 GET   /game/export/$gameId<\w{8}>.pgn         controllers.Export.pgn(gameId: String)
 GET   /game/export/png/$gameId<\w{8}>.png     controllers.Export.png(gameId: String)
-GET   /game/visualizer/$gameId<\w{8}>         controllers.Export.visualizer(gameId: String)
 
 # Fishnet
 POST  /fishnet/acquire                        controllers.Fishnet.acquire

modules/common/src/main/mon.scala

@@ -485,7 +485,6 @@ object mon {
       def puzzle = inc("export.png.puzzle")
     }
     def pdf = inc("export.pdf.game")
-    def visualizer = inc("export.visualizer.game")
   }
 
   def measure[A](path: RecPath)(op: => A) = {

public/visualizer

@@ -1 +0,0 @@
-Subproject commit 44e365688c33077381f5b44318fc61015584ef8b