Update CHANGES for 1.8.2.
+12 May 2018: babeld-1.8.2
+
+ * Fixed a bug that prevented redistribution of IPv4 routes. Thanks to
+ Niklas Yann Wettengel.
+
7 April 2018: babeld-1.8.1
* Implemented parsing of mandatory sub-TLVs and unicast and unscheduled
