docs: updating changelogs for 0.6 release (#533)

Author: toumorokoshi

ext/opentelemetry-ext-flask/CHANGELOG.md

@@ -2,12 +2,20 @@
 
 ## Unreleased
 
+## 0.6b0
+
+Released 2020-03-30
+
+- Add an entry_point to be usable in auto-instrumentation
+  ([#327](https://github.com/open-telemetry/opentelemetry-python/pull/327))
+
 ## 0.4a0
 
+Released 2020-02-21
+
 - Use string keys for WSGI environ values
   ([#366](https://github.com/open-telemetry/opentelemetry-python/pull/366))
 
-
 ## 0.3a0
 
 Released 2019-12-11

ext/opentelemetry-ext-grpc/CHANGELOG.md

@@ -0,0 +1,9 @@
+# Changelog
+
+## 0.6b0
+
+Released 2020-03-30
+
+- Add gRPC integration
+  ([#476](https://github.com/open-telemetry/opentelemetry-python/pull/476))
+- Initial release

ext/opentelemetry-ext-jaeger/CHANGELOG.md

@@ -2,6 +2,13 @@
 
 ## Unreleased
 
+## 0.6b0
+
+Released 2020-03-30
+
+- Exporting to collector now works
+  ([#508](https://github.com/open-telemetry/opentelemetry-python/pull/508))
+
 ## 0.4a0
 
 Released 2020-02-21

ext/opentelemetry-ext-otcollector/CHANGELOG.md

@@ -6,4 +6,4 @@
 
 Released 2020-03-16
 
-Initial release.
+- Initial release.

ext/opentelemetry-ext-prometheus/CHANGELOG.md

@@ -7,4 +7,3 @@
 Released 2020-02-21
 
 - Initial release
-

ext/opentelemetry-ext-pymongo/CHANGELOG.md

@@ -9,7 +9,6 @@ Released 2020-02-21
 - Updating network connection attribute names
   ([#350](https://github.com/open-telemetry/opentelemetry-python/pull/350))
 
-
 ## 0.3a0
 
 Released 2019-12-11

opentelemetry-api/CHANGELOG.md

@@ -2,6 +2,19 @@
 
 ## Unreleased
 
+## 0.6b0
+
+Released 2020-03-30
+
+- Add support for lazy events and links
+  ([#474](https://github.com/open-telemetry/opentelemetry-python/pull/474))
+- Metrics API no longer uses LabelSet
+  ([#527](https://github.com/open-telemetry/opentelemetry-python/pull/527))
+- Adding is_remote flag to SpanContext, indicating when a span is remote
+  ([#516](https://github.com/open-telemetry/opentelemetry-python/pull/516))
+- Allow digit as first char in vendor specific trace state key
+  ([#511](https://github.com/open-telemetry/opentelemetry-python/pull/511))
+
 ## 0.5b0
 
 Released 2020-03-16
@@ -46,9 +59,6 @@ Released 2020-02-21
 - Adding trace.get_tracer function
   ([#430](https://github.com/open-telemetry/opentelemetry-python/pull/430))
 
-
-
-
 ## 0.3a0
 
 Released 2019-12-11

opentelemetry-auto-instrumentation/CHANGELOG.md

@@ -1 +1,7 @@
 # Changelog
+
+## 0.6b0
+
+Released 2020-03-30
+
+- Initial release.

opentelemetry-sdk/CHANGELOG.md

@@ -2,6 +2,19 @@
 
 ## Unreleased
 
+## 0.6b0
+
+Released 2020-03-30
+
+- Add support for lazy events and links
+  ([#474](https://github.com/open-telemetry/opentelemetry-python/pull/474))
+- Metrics API no longer uses LabelSet
+  ([#527](https://github.com/open-telemetry/opentelemetry-python/pull/527))
+- Adding is_remote flag to SpanContext, indicating when a span is remote
+  ([#516](https://github.com/open-telemetry/opentelemetry-python/pull/516))
+- Adding a solution to release metric handles and observers
+  ([#435](https://github.com/open-telemetry/opentelemetry-python/pull/435))
+
 ## 0.5b0
 
 Released 2020-03-16
@@ -55,7 +68,6 @@ Released 2020-02-21
 - Implement MinMaxSumCount aggregator
   ([#422](https://github.com/open-telemetry/opentelemetry-python/pull/422))
 
-
 ## 0.3a0
 
 Released 2019-12-11