Revert vemacs for the 3rd time.

@vemacs, do not change this, or I will not only revoke your access to the repo, I will also skin you alive. Using "API" methods in this context is just fine and just because it doesn't suit your fancy doesn't mean you can just change it. I am the BDFL, obey me.

src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java

@@ -57,7 +57,7 @@ public final class RedisBungee extends Plugin {
     @Getter
     private static Gson gson = new Gson();
     @Getter
-    private static String serverId;
+    private String serverId;
     
     private static RedisBungeeAPI api;
     private static PubSubListener psl = null;