Moved codemirror in the shared dir, new codeeditor seems to be working

shared/codemirror/addon/lint/json-lint.js

@@ -0,0 +1,31 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+// Depends on jsonlint.js from https://github.com/zaach/jsonlint
+
+// declare global: jsonlint
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.registerHelper("lint", "json", function(text) {
+  var found = [];
+  jsonlint.parseError = function(str, hash) {
+    var loc = hash.loc;
+    found.push({from: CodeMirror.Pos(loc.first_line - 1, loc.first_column),
+                to: CodeMirror.Pos(loc.last_line - 1, loc.last_column),
+                message: str});
+  };
+  try { jsonlint.parse(text); }
+  catch(e) {}
+  return found;
+});
+
+});