fix uploadFiles duplication when uploading old-style

Author: gfwilliams

js/comms.js

@@ -291,7 +291,7 @@ const Comms = {
                 noACK: Const.PACKET_UPLOAD_NOACK
               });
             } else {
-              return Comms.uploadCommandList(f.cmd, currentBytes, maxBytes).then(doUploadFiles);
+              return Comms.uploadCommandList(f.cmd, currentBytes, maxBytes);
             }
           }
 

lib/espruinotools.js

@@ -6424,6 +6424,8 @@ return exports;})();
                 nextCh();escape += ch;
                 nextCh();escape += ch;
                 value += String.fromCharCode(parseInt(escape.substr(2), 16));
+              } else if (q=="/") { // just pass regex escape characters through to value
+                value += escape;
               } else {
                 try {
                   value += JSON.parse('"'+escape+'"');