Add ability to purge the cache of json docs
Add ability to purge the cache of json docs

Signed-off-by: Daniel P. Berrange <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>

agx/gerrymander,Dacelonid/gerrymander,berrange/gerrymander,berrange/gerrymander,Dacelonid/gerrymander,agx/gerrymander