ChangeLog: update for issue263
* [Issue #262](https://github.com/grobian/carbon-c-relay/issues/262)
DNS round-robin on any\_of cluster doesn't rotate and causes lots of
hung connections
+* [Issue #263](https://github.com/grobian/carbon-c-relay/issues/263)
+ parser fails on `%` in regular expressions
# 3.0 (2017-04-07)
