resolve the bug to delete the client
Merge branch 'develop' of https://github.com/telefonicaid/fiware-sdc into issues/cleanupSDCcode_11

Conflicts:
	core/src/main/java/com/telefonica/euro_iaas/sdc/dao/impl/ChefClientDaoRestImpl.java
Merge pull request #35 from hmunfru/issues/cleanupSDCcode_11

Issues/cleanup sd ccode 11