Use callSync

Author: TheLimeGlass

src/main/java/ch/njol/skript/ScriptLoader.java

@@ -38,7 +38,6 @@
 import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.sql.Struct;
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.function.Supplier;