Add upcoming SF meetup

README.md

@@ -11,3 +11,7 @@ ClickHouse is an open-source column-oriented database management system that all
 * [Blog](https://clickhouse.yandex/blog/en/) contains various ClickHouse-related articles, as well as announces and reports about events.
 * [Contacts](https://clickhouse.yandex/#contacts) can help to get your questions answered if there are any.
 * You can also [fill this form](https://forms.yandex.com/surveys/meet-yandex-clickhouse-team/) to meet Yandex ClickHouse team in person.
+
+## Upcoming Events		
+
+* [ClickHouse Meetup in San Francisco](https://www.eventbrite.com/e/clickhouse-february-meetup-registration-88496227599) on February 5.