Do not use singletons for generators

Author: gnodet

modello-plugins/modello-plugin-velocity/src/main/java/org/codehaus/modello/plugin/velocity/VelocityGenerator.java

@@ -20,7 +20,6 @@
  */
 
 import javax.inject.Named;
-import javax.inject.Singleton;
 
 import java.io.IOException;
 import java.io.Writer;
@@ -43,7 +42,6 @@
 import org.codehaus.plexus.util.io.CachingWriter;
 
 @Named("velocity")
-@Singleton
 public class VelocityGenerator extends AbstractModelloGenerator {
     public static final String VELOCITY_BASEDIR = "modello.velocity.basedir";
 

modello-plugins/modello-plugin-xdoc/src/main/java/org/codehaus/modello/plugin/xdoc/XdocGenerator.java

@@ -23,7 +23,6 @@
  */
 
 import javax.inject.Named;
-import javax.inject.Singleton;
 
 import java.io.File;
 import java.io.IOException;
@@ -68,7 +67,6 @@
  * @author <a href="mailto:emmanuel@venisse.net">Emmanuel Venisse</a>
  */
 @Named("xdoc")
-@Singleton
 public class XdocGenerator extends AbstractXmlGenerator {
     private static final VersionRange DEFAULT_VERSION_RANGE = new VersionRange("0.0.0+");