Fixed bungeecord detection for older Spigot builds

bungee/src/main/java/com/github/games647/fastlogin/bungee/MojangApiConnector.java

@@ -1,6 +1,7 @@
 package com.github.games647.fastlogin.bungee;
 
 import com.google.gson.Gson;
+
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -9,6 +10,7 @@ import java.net.URL;
 import java.util.UUID;
 import java.util.logging.Level;
 import java.util.regex.Pattern;
+
 import net.md_5.bungee.BungeeCord;
 
 public class MojangApiConnector {

bungee/src/main/java/com/github/games647/fastlogin/bungee/PlayerProfile.java

@@ -68,7 +68,7 @@ public class PlayerProfile {
         this.lastIp = lastIp;
     }
 
-    public long getLastLogin() {
+    public synchronized long getLastLogin() {
         return lastLogin;
     }