Merge pull request #9 from nilsir/master

fix issue #8

Merge pull request #6 from therealgambo/0.13.x

Update for 0.13.x release

Merge pull request #5 from therealgambo/11.x

0.11.0 changes

Merge pull request #2 from therealgambo/jwt-plugin

Add wrapper class for JWT plugin

Support for 0.10.1

Add functionality for GET /upstreams/{name}/targets/active
Add functionality for DELETE /upstreams/{name}/targets/{target}

fix api->add() variable assignment

ensure json is always sent and received.