Tyler Yahn 818c7b14b3 Move metric api package into otel (#1252) ... * Update metric Kind to InstrumentKind * Update all the other modules with Kind rename * Update metric Descriptor with instrument Kind rename * Update other modules with Descriptor method rename * Update OTLP exporter test field name * Rename kind filenames * Add changes to CHANGELOG * Fix documentation for Grouping and PrecomputedSum * Rename meter.go to metric.go * Move descriptor.go into metric.go * Move must.go into metric.go * Move instruments into metric_instrument.go * Rename metric api_test.go to metric_test.go * Move instrumentkind_test.go into metric_test.go * Rename sdkapi.go metric_sdkapi.go * Move api/metric into otel * Update to use moved packages * Rename otel.go to error_handler.go * Add changes to CHANGELOG * Fix merge conflict resolution error		2020-10-17 09:48:21 -07:00
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registry_test.go	Move metric api package into otel (#1252)	2020-10-17 09:48:21 -07:00
registry.go	Move metric api package into otel (#1252)	2020-10-17 09:48:21 -07:00