Merge remote-tracking branch 'origin/maint-0.2.6'

changes/ticket14128

@@ -1,5 +0,0 @@
-  o Minor features (controller):
-    - New "GETINFO bw-event-cache" to get information about recent bandwidth
-      events. Closes ticket 14128. Useful for controllers to get recent
-      bandwidth history after the fix for 13988.
-