[jsonann]: added a test for RAMON JSON interface
[jsonann]: added a test for RAMON JSON interface

openconnectome/open-connectome,neurodata/ndstore,openconnectome/open-connectome,openconnectome/open-connectome,openconnectome/open-connectome,neurodata/ndstore,neurodata/ndstore,openconnectome/open-connectome,neurodata/ndstore,openconnectome/open-connectome