Upgrade CodeMirror to 5.10.1 and now support fullscreen, jump-to-line in editor

public/vendor/codemirror/addon/fold/comment-fold.js

@@ -28,7 +28,9 @@ CodeMirror.registerGlobalHelper("fold", "comment", function(mode) {
       continue;
     }
     if (pass == 1 && found < start.ch) return;
-    if (/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1)))) {
+    if (/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1))) &&
+        (lineText.slice(found - endToken.length, found) == endToken ||
+         !/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found))))) {
       startCh = found + startToken.length;
       break;
     }

public/vendor/codemirror/addon/fold/foldgutter.js

@@ -20,7 +20,7 @@
       cm.off("viewportChange", onViewportChange);
       cm.off("fold", onFold);
       cm.off("unfold", onFold);
-      cm.off("swapDoc", updateInViewport);
+      cm.off("swapDoc", onChange);
     }
     if (val) {
       cm.state.foldGutter = new State(parseOptions(val));
@@ -30,7 +30,7 @@
       cm.on("viewportChange", onViewportChange);
       cm.on("fold", onFold);
       cm.on("unfold", onFold);
-      cm.on("swapDoc", updateInViewport);
+      cm.on("swapDoc", onChange);
     }
   });