upgrade to stockfish 8

app/views/plan/features.scala.html

@@ -66,10 +66,10 @@ description = "All of lichess features are free for all and forever. We do it fo
       <a href="@routes.Page.variantHome">9 Chess variants (Crazyhouse, Chess960, Horde, ...)</a>
       }
       @tr(unlimited) {
-      Deep Stockfish 7 server analysis
+      Deep Stockfish 8 server analysis
       }
       @tr(check) {
-      Instant local Stockfish 7 analysis
+      Instant local Stockfish 8 analysis
       }
       @tr(unlimited) {
       <a href="http://en.lichess.org/blog/V0KrLSkAAMo3hsi4/study-chess-the-lichess-way">Studies (shared and persistent analysis)</a>
@@ -132,7 +132,7 @@ description = "All of lichess features are free for all and forever. We do it fo
       <a href="@routes.Tournament.home(1)">Arena tournaments</a>
       }
       @tr(check) {
-      Board editor and analysis board with Stockfish 7
+      Board editor and analysis board with Stockfish 8
       }
       @tr(unlimited) {
       <a href="@routes.Puzzle.home">Tactics puzzles</a>

public/vendor/stockfish.js

@@ -1 +1 @@
-Subproject commit 4f54f9046ec1aa3c5dd267f837c6f5fa213fdbe0
+Subproject commit fecfc8d511c6aa4874aab497d6d9995bad197ac6

public/vendor/stockfish.pexe

@@ -1 +1 @@
-Subproject commit 63d39b6ed4eed9203fbcac95c18759cbb95c4995
+Subproject commit 4424493424e0119e59bd3094001cbaf90f4c46e1

ui/analyse/src/ceval/cevalCtrl.js

@@ -20,8 +20,8 @@ module.exports = function(opts) {
   var hoveringUci = m.prop(null);
 
   var pool = makePool(stockfishProtocol, {
-    asmjs: '/assets/vendor/stockfish.js/stockfish.js?v=3',
-    pnacl: pnaclSupported && '/assets/vendor/stockfish.pexe/nacl/stockfish.nmf?v=3',
+    asmjs: '/assets/vendor/stockfish.js/stockfish.js?v=4',
+    pnacl: pnaclSupported && '/assets/vendor/stockfish.pexe/nacl/stockfish.nmf?v=4',
     onCrash: opts.onCrash
   }, {
     minDepth: minDepth,