Update Changelog.md

Changelog.md

@@ -2,8 +2,11 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.47] - 2020-06-06
+- bugfix when catching junos rpc exceptions
+
 ## [0.46] - 2020-06-05
-- optimization for redis network latency
+- mitigation for redis network latency
 
 ## [0.45] - 2020-06-05
 - DBOARD3-242: use cached netconf/snmp data when router is unavailable