Fix double Engine initialization

base/src/main/java/de/staropensource/engine/base/Engine.java

@@ -56,7 +56,6 @@ import java.util.*;
  * @see EngineConfiguration
  * @since v1-alpha0
  */
-@EngineSubsystem
 @SuppressWarnings({ "JavadocDeclaration" })
 public final class Engine extends SubsystemClass {
     /**
@@ -482,6 +481,7 @@ public final class Engine extends SubsystemClass {
         LinkedList<DependencySubsystemVector> order = new LinkedList<>();
 
         // Add vectors
+        resolver.addVector(getDependencyVector());
         resolver.addVectors(subsystems);
 
         // Resolve dependencies and get order