Updating date for v0.4
As per the discussion in the SIG, the release date of v0.4 has been pushed to January 31st.
@@ -178,11 +178,11 @@ Future releases targets include:
| Component | Version | Target Date |
| ----------------------------------- | ---------- | ---------------- |
-| Zipkin Trace Exporter | Alpha v0.4 | December 31 2019 |
-| W3C Correlation Context Propagation | Alpha v0.4 | December 31 2019 |
-| Support for Tags/Baggage | Alpha v0.4 | December 31 2019 |
-| Metrics Aggregation | Alpha v0.4 | December 31 2019 |
-| gRPC Integrations | Alpha v0.4 | December 31 2019 |
-| Prometheus Metrics Exporter | Alpha v0.4 | December 31 2019 |
-| OpenCensus Bridge | Alpha v0.4 | December 31 2019 |
-| Metrics SDK (Complete) | Alpha v0.4 | December 31 2019 |
+| Zipkin Trace Exporter | Alpha v0.4 | January 28 2020 |
+| W3C Correlation Context Propagation | Alpha v0.4 | January 28 2020 |
+| Support for Tags/Baggage | Alpha v0.4 | January 28 2020 |
+| Metrics Aggregation | Alpha v0.4 | January 28 2020 |
+| gRPC Integrations | Alpha v0.4 | January 28 2020 |
+| Prometheus Metrics Exporter | Alpha v0.4 | January 28 2020 |
+| OpenCensus Bridge | Alpha v0.4 | January 28 2020 |
+| Metrics SDK (Complete) | Alpha v0.4 | January 28 2020 |
