0.8.0

Changelog

BACKWARDS INCOMPATIBILITIES:

1c89d5c Remove CORS configuration from subscription (#458)
e4360c6 Refactored Subscription model (#429)
d710407 Remove invoke functionality (#432)
bb87dcb HTTP CloudEvent coercion (#421)
770a30f Move Promethues metrics endpoint under /v1/ prefix. Closes #423 (#426)
744f4e0 Handle +json Content-Type in accordance with RFC6839 (#416)
5bf5be8 Use Content-Type application/cloudevents+json for http provider (#415)

IMPROVEMENTS:

8fe31bb Add CORS Config API (#460)
173ccbd Update docs about event types, events api authorization (#454)
8cb5ea9 Switch to AtomicPut in Create methods (#457)
85df0e2 Include authorization result in the event extensions (#456)
b01bbf9 Add endpoint for updating event type (#455)
50ebe47 Event Type Authorizer (#441)
68bcaf6 Event types (#433)
807d0e9 Add Links to ReadMe (#430)
5a1244c Update Prometheus docs
e5138aa Cleanup README and documentation. Add docs for Prometheus Metrics. (#422)
517f1ec Move metric definition to the same file as other metrics (#424)
b6a0dde Update examples (#420)
8c2da7d Update README.md (#419)

BUG FIXES:

83d3405 Fix payload normalization in http.request events. Closes #434 (#459)
2c5a6b5 Remove duplicated links in the README (#431)
f0be0b2 Disable TravisCI notifications (#417)