Code clean up (JPA.copy method).
Code clean up (JPA.copy method).

marioestradarosa/axelor-development-kit,marioestradarosa/axelor-development-kit,donsunsoft/axelor-development-kit,donsunsoft/axelor-development-kit,axelor/axelor-development-kit,marioestradarosa/axelor-development-kit,donsunsoft/axelor-development-kit,donsunsoft/axelor-development-kit,axelor/axelor-development-kit,marioestradarosa/axelor-development-kit,axelor/axelor-development-kit,axelor/axelor-development-kit