upgrade editor.md(many bug exists)

static/editor.md/lib/codemirror/mode/lua/lua.js

@@ -1,5 +1,5 @@
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
-// Distributed under an MIT license: http://codemirror.net/LICENSE
+// Distributed under an MIT license: https://codemirror.net/LICENSE
 
 // LUA mode. Ported to CodeMirror 2 from Franciszek Wawrzak's
 // CodeMirror 1 mode.
@@ -148,6 +148,7 @@ CodeMirror.defineMode("lua", function(config, parserConfig) {
       return state.basecol + indentUnit * (state.indentDepth - (closing ? 1 : 0));
     },
 
+    electricInput: /^\s*(?:end|until|else|\)|\})$/,
     lineComment: "--",
     blockCommentStart: "--[[",
     blockCommentEnd: "]]"