$generator (embedded generator) new feature

[l-gu]

1. Allow generation without current entity (just generate a specific file without entity dependency )
   $generator.generate($fileName, $folder, "template.vm" )

2. Ability to pass an object map to transmit certain variables from the original template
   $generator.generate($entityName, $fileName, $folder, "template.vm", map )
   $generator.generate($fileName, $folder, "template.vm", map )