Merge branch 'rydzykje-support_env_var_conf_jaeger' of https://github.com/rydzykje/opentelemetry-python into rydzykje-support_env_var_conf_jaeger

Author: rydzykje

exporter/opentelemetry-exporter-jaeger/CHANGELOG.md

@@ -1,13 +1,15 @@
 # Changelog
 
 ## Unreleased
+
 - Add support for Jaeger Span Exporter configuration by environment variables and<br/>
   change JaegerSpanExporter constructor parameters
   ([#1114](https://github.com/open-telemetry/opentelemetry-python/pull/1114)) 
 
 ## Version 0.13b0
 
 Released 2020-09-17
+
 - Drop support for Python 3.4
   ([#1099](https://github.com/open-telemetry/opentelemetry-python/pull/1099))
 - Report instrumentation info