Merge pull request #153 from SoloCNC/mega_board_reconnect_issue_fix

clear statusloop interval before set it

index.js

@@ -974,6 +974,7 @@ io.on("connection", function(socket) {
             io.sockets.emit('grbl')
           }, 600)
           // Start interval for status queries
+          clearInterval(statusLoop);
           statusLoop = setInterval(function() {
             if (status.comms.connectionStatus > 0) {
               addQRealtime("?");