Description of problem:
Since we have change 'id' to 'name' about domain resource, now we invoke rest api version=1.6 to update domain name use 'id': curl -k -H 'Accept: application/xml,version=1.6' --user user:pass https://<instance>/broker/rest/domains/zqd -d id=newzqd -X PUT, it still can be updated successfully.

Version-Release number of selected component (if applicable):
fork_ami_online_broker_25_703

How reproducible:
always

Steps to Reproduce:
1. create one domain use rest api
  
2. update domain user rest api version=1.6
   curl -k -H 'Accept: application/xml,version=1.6' --user user:pass https://<instance>/broker/rest/domains/zqd -d id=newzqd -X PUT
3.

Actual results:
domain name will be updated 

Expected results:

should not be updated 
should be showed like 'Name is required'

Additional info:
if creating domain use 'id' for rest api version 1.6,the result is our expected,will be failed.

<severity>error</severity>
      <text>Name is required and cannot be blank.</text>
      <exit-code>106</exit-code>