Version 0.17.0

Tracestate.Entries should work on nil *Tracestate (census-instrumenta…

…tion#902)

Remove deprecated Stackdriver exporter (census-instrumentation#856)

It's moved to contrib.go.opencensus.io/exporter/stackdriver.

Fix links to zpages in http example. (census-instrumentation#808)

Initial support for lazily enabling zpages at runtime (census-instrum…

…entation#774)

We still need to actually remove zpage.Handler before we can remove the eager initialization. Will will do this in around a month according to the deprecation policy.

See: census-instrumentation#772

Export a variable with the current version, for use by exporters (cen…

…sus-instrumentation#775)

See: census-ecosystem/opencensus-go-exporter-stackdriver#7

Data race in ApplyConfig (census-instrumentation#763)

Oddly, I could not get the race detector to find this.

Update UserAgent version (census-instrumentation#753)

Export constants for trace.Status codes (census-instrumentation#734)

Release 0.8.0 (census-instrumentation#686)

Updates census-instrumentation#675.