v0.14.0 Beta

🚀 New components 🚀

Rename consumer.TraceConsumer to consumer.TracesConsumer #1974
Rename component.TraceReceiver to component.TracesReceiver #1975
Rename component.TraceProcessor to component.TracesProcessor #1976
Rename component.TraceExporter to component.TracesExporter #1975
Deprecate NopExporter, add NopConsumer (#1972)
Deprecate SinkExporter, add SinkConsumer (#1973)
Move tailsampling processor to contrib (#2012)
Remove NewAttributeValueSlice (#2028) and mark NewAttributeValue as deprecated (#2022)
Remove pdata.StringValue (#2021)
Remove pdata.InitFromAttributeMap, use CopyTo if needed (#2042)
Remove SetMapVal and SetArrayVal for pdata.AttributeValue (#2039)

zipkin exporter: Add queue retry to zipkin (#1971)
prometheus exporter: Add send_timestamps option (#1951)
filter processor: Add expr pdata.Metric filtering support (#1940, #1996)
attribute processor: Add log support (#1934)
logging exporter: Add index for histogram buckets count (#2009)
otlphttp exporter: Add correct handling of server error responses (#2016)
prometheusremotewrite exporter:
- Add user agent header to outgoing http request (#2000)
- Convert histograms to cumulative (#2049)
- Return permanent errors (#2053)
- Add external labels (#2044)
hostmetrics receiver: Use scraper controller (#1949)
Change Span/Trace ID to be byte array (#2001)
Add simple metrics helper to facilitate building pdata.Metrics in receivers (#1540)
Improve diagnostic logging for exporters (#2020)
Add obsreport to receiverhelper scrapers (#1961)
Update OTLP to 0.6.0 and use the new Span Status code (#2031)
Add support of partial requests for logs and metrics to the exporterhelper (#2059)