Description of problem:

Cannot see data center quota mode ( audit , disabled , enforced )using rest API
I can see the data center quotas but not the quota mode of the data center itself ( see Additional Information data center object representation )

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


How reproducible:


Steps to Reproduce:
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Actual results:


Expected results:


Additional info:

<data_centers><data_center href="/api/datacenters/41846e5c-fca3-11e1-bdbf-171960d572aa" id="41846e5c-fca3-11e1-bdbf-171960d572aa"><name>Default</name><description>The default Data Center</description><link href="/api/datacenters/41846e5c-fca3-11e1-bdbf-171960d572aa/storagedomains" rel="storagedomains"/><link href="/api/datacenters/41846e5c-fca3-11e1-bdbf-171960d572aa/permissions" rel="permissions"/><link href="/api/datacenters/41846e5c-fca3-11e1-bdbf-171960d572aa/quotas" rel="quotas"/><storage_type>nfs</storage_type><storage_format>v3</storage_format><version major="3" minor="1"/><supported_versions><version major="3" minor="1"/></supported_versions><status><state>up</state></status></data_center></data_centers>