0.0.6
 - enh: allow to create the circle if it does not exist during dataset
   creation
 - fix: set "state" to "active" in dictionary returned by `create_dataset`
 - fix: catch error when user uses `CKANAPI.get` when he should use
   `CKANAPI.post`
0.0.5
 - basic upload functional
0.0.4
 - initial ci release test
