API: remote service Appliance Manager is not well created

• Affect Build:

  3480

Steps to Reproduce:
-Add the remote service appliance manager by
curl --verbose 'http://as-testing:8080/api/admin/datacenters/1/remoteServices' \
       -X "POST" \
       -H "Content-type:application/xml" \
       -H "Accept:application/xml" \
       -d '<remoteService>
             <type>APPLIANCE_MANAGER</type>
             <uri>http://localhost:8080/am&lt;/uri>
           </remoteService>'
-enter in abiquo as sysadmin
-select a datacenter and rack
-add a physical machine

Expected Results
-The physical machine is added

Real Results
-It is not possible to add the physical machine. Is displayed the message: "An Appliance Manager must be add as a remote service in order to check the machine availability"