fix regression in handling right command key on mac

node_modules/ace/lib/ace/lib/event.js

@@ -281,7 +281,9 @@ function normalizeCommandKeys(callback, e, keyCode) {
         keyCode = -1;
     }
 
-    if (hashId & 8 && (keyCode === 91 || keyCode === 92)) {
+    // keyCode of right command is 93 on mac and 92 on windows.
+    // keyCode of left command key is 91
+    if (hashId & 8 && (keyCode >= 91 && keyCode <= 93)) {
         keyCode = -1;
     }