Fix bug with semicolon in enums

Author: emilforslund

src/main/java/com/speedment/codegen/java/views/ClassView.java

@@ -18,7 +18,6 @@
 
 import static com.speedment.codegen.Formatting.*;
 import com.speedment.codegen.base.Generator;
-import com.speedment.codegen.lang.interfaces.HasConstructors;
 import com.speedment.codegen.lang.models.Class;
 import static java.util.stream.Collectors.joining;
 

src/main/java/com/speedment/codegen/java/views/interfaces/HasFieldsView.java

@@ -20,7 +20,7 @@
 import com.speedment.codegen.base.Generator;
 import com.speedment.codegen.base.Transform;
 import com.speedment.codegen.lang.interfaces.HasFields;
-import static java.util.stream.Collectors.joining;
+import com.speedment.util.CodeCombiner;
 
 /**
  *
@@ -32,7 +32,7 @@ public interface HasFieldsView<M extends HasFields<M>>
 
     default String renderFields(Generator g, M model) {
         return g.onEach(model.getFields())
-            .collect(joining(
+            .collect(CodeCombiner.joinIfNotEmpty(
                 fieldSuffix() + fieldSeparator() + fieldPrefix(), 
                 fieldPrefix(), 
                 fieldSuffix()

src/main/java/com/speedment/codegen/lang/models/File.java

@@ -29,7 +29,8 @@
  *
  * @author Emil Forslund
  */
-public interface File extends Copyable<File>, HasName<File>, HasJavadoc<File>, HasImports<File>, HasClasses<File>, Callable<File> {
+public interface File extends Copyable<File>, HasName<File>, 
+    HasJavadoc<File>, HasImports<File>, HasClasses<File>, Callable<File> {
 
     enum Factory { INST;
         private Supplier<File> prototype = () -> new FileImpl(null);