Expose nats.Context option for nats.KeyWatcher (#904)
Expose nats.Context option for nats.KeyWatcher (#904)

* Expose KeyWatcher context to facilitate KeyValue interface extension

Signed-off-by: Matthew DeVenny <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@boxboat.com>

* Expose KeyWatcher context to facilitate KeyValue interface extension

Signed-off-by: Matthew DeVenny <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@boxboat.com>

* Rename GetContext to Context

Signed-off-by: Matthew DeVenny <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@boxboat.com>
nats-io/nats,nats-io/nats