Merge pull request 'Get Player' (#136) from get_player into master

Reviewed-on: #136
Reviewed-by: YoyoNow <jwsteam@nidido.de>

SpigotCore_Main/src/de/steamwar/sql/SteamwarUser.java

@@ -21,6 +21,7 @@ package de.steamwar.sql;
 
 import de.steamwar.core.Core;
 import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
 
 import java.sql.ResultSet;
 import java.sql.SQLException;
@@ -122,4 +123,8 @@ public class SteamwarUser {
 			}, id);
 		return user;
 	}
+
+	public static SteamwarUser get(Player player) {
+		return get(player.getUniqueId());
+	}
 }