Update pom to latest clouddocs-mvn-plugin 1.11.0

Change-Id: I931d266df5ea9a5324c249427135feb25ca542ad
Use PUT instead of POST for updating a quota

Partial-bug: 1218235
Change-Id: Ic297637d40b2a5a01d2b60d6881d01a53ab051de
Merge "Update pom to latest clouddocs-mvn-plugin 1.11.0"