#566: Code cleanup.

jenetics/src/main/java/io/jenetics/engine/Engine.java

@@ -27,7 +27,6 @@
 import java.time.Clock;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Executor;
-import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.function.UnaryOperator;
@@ -732,10 +731,6 @@ public Builder<G, C> evolutionParams(final EvolutionParams<G, C> params) {
 			return this;
 		}
 
-		public Builder<G, C> evolutionParams(final Consumer<EvolutionParams.Builder<G, C>> builder) {
-			return this;
-		}
-
 		/**
 		 * The selector used for selecting the offspring population. <i>Default
 		 * values is set to {@code TournamentSelector<>(3)}.</i>
@@ -1183,96 +1178,6 @@ public Builder<G, C> copy() {
 
 	}
 
-
-
-
-
-
-
-
-
-	public static final class ProblemParams<
-		G extends Gene<?, G>,
-		C extends Comparable<? super C>
-		> {
-		private final Evaluator<G, C> _evaluator;
-		private final Factory<Genotype<G>> _genotypeFactory;
-		private final Constraint<G, C> _constraint;
-		private final Optimize _optimize;
-
-		ProblemParams(
-			final Evaluator<G, C> evaluator,
-			final Factory<Genotype<G>> genotypeFactory,
-			final Constraint<G, C> constraint,
-			final Optimize optimize
-		) {
-			_evaluator = requireNonNull(evaluator);
-			_genotypeFactory = requireNonNull(genotypeFactory);
-			_constraint = requireNonNull(constraint);
-			_optimize = requireNonNull(optimize);
-		}
-
-		public Evaluator<G, C> evaluator() {
-			return _evaluator;
-		}
-
-		public Factory<Genotype<G>> genotypeFactory() {
-			return _genotypeFactory;
-		}
-
-		public Constraint<G, C> constraint() {
-			return _constraint;
-		}
-
-		public Optimize optimize() {
-			return _optimize;
-		}
-
-	}
-
-	public static final class ExecutionParams<
-		G extends Gene<?, G>,
-		C extends Comparable<? super C>
-		> {
-		private final Executor _executor;
-		private final Clock _clock;
-		private final UnaryOperator<EvolutionResult<G, C>> _mapper;
-
-		ExecutionParams(
-			final Executor executor,
-			final Clock clock,
-			final UnaryOperator<EvolutionResult<G, C>> mapper
-		) {
-			_executor = requireNonNull(executor);
-			_clock = requireNonNull(clock);
-			_mapper = requireNonNull(mapper);
-		}
-
-		public Executor executor() {
-			return _executor;
-		}
-
-		public Clock clock() {
-			return _clock;
-		}
-
-		public UnaryOperator<EvolutionResult<G, C>> mapper() {
-			return _mapper;
-		}
-
-	}
-
-	public static final class EvolutionParams1<
-		G extends Gene<?, G>,
-		C extends Comparable<? super C>
-		> {
-
-	}
-
-
-
-
-
 }