Exporter: Start adding OC-Agent Trace Exporter. (#1455)

diff --git a/RELEASING.md b/RELEASING.md
index 669fc8f..2b4aa51 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -220,6 +220,7 @@
   exporters/trace/instana/README.md
   exporters/trace/logging/README.md
   exporters/trace/jaeger/README.md
+  exporters/trace/ocagent/README.md
   exporters/trace/stackdriver/README.md
   exporters/trace/zipkin/README.md
   )