Removed unneeded Rackspace storage engine for PLAN (hence all platforms).
Removed unneeded Rackspace storage engine for PLAN (hence all platforms).


git-svn-id: a96931f52205710513bdd6b78fe0280cb7e9dc06@491 e25e3cd6-ff2c-412d-a5cc-22119c6ca403

elastic-grid/Elastic-Grid,elastic-grid/Elastic-Grid,elastic-grid/Elastic-Grid