Finish admin dashboard and update sql

node_modules/mysql/lib/protocol/packets/ComPingPacket.js

@@ -0,0 +1,12 @@
+module.exports = ComPingPacket;
+function ComPingPacket() {
+  this.command = 0x0e;
+}
+
+ComPingPacket.prototype.write = function(writer) {
+  writer.writeUnsignedNumber(1, this.command);
+};
+
+ComPingPacket.prototype.parse = function(parser) {
+  this.command = parser.parseUnsignedNumber(1);
+};