* Add parent context to SpanProcessor.OnStart
The spec requires doing so. Right now SpanProcessor implementations
aren't doing anything with this argument.
* Update changelog
* Fix typo in test name
* Add a Shutdown method to api TraceProvider
- sdktraceprovider shutdown span processors
- In examples, replace processosr shutdown with
traceprovider's shutdown
Signed-off-by: Hui Kang <kangh@us.ibm.com>
* remove shutdown in the api provider interface
* Add context in parameter and return error
* handle error in shutdown
* Update CHANGELOG.md
Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>