* Update API docs
Update the async instrument docs for the counters types to explain that
the value recorded is assumed by implementations to be the cumulative
sum.
* Refactor precomputed delta sum aggregation
Report the delta Aggregation while supporting cumulative Aggregate
values.
* Add changes to changelog
* Update Asynchronous API docs
Clarify the Counter and UpDownCounter Observe values are the exact
counter value, not increments to the previous measurements.
* Add the pre-computed sum Aggregator
* Test the PreComputedSum
* Use the PrecomputedSum for async counters
* Add changes to changelog
* Ignore false-positive lint error
* Split NewPrecomputedSum into delta/cumulative vers
* Empty All of the metrics dir
* Add instrument api with documentation
* Add a NoOp implementation.
* Updated to the new config standard
* Address PR comments
* This change moves components to sdk/metrics
The Moved components are:
- metric/metrictest
- metric/number
- metric/internal/registry
- metric/sdkapi
* The SDK changes necessary to satasify the new api
* This fixes the remaing tests.
* Update changelog
* refactor the Noop meter and instruments into one package.
* Renamed pkg.Instruments to pkg.InstrumentProvider
Co-authored-by: Aaron Clawson <MadVikingGod@users.noreply.github.com>
