+--- 1.7.3 2014/08/22
+
+poll: add assert for number of FDs; abort on poll failure
+
+--- 1.7.2 2014/08/18
+
+Fix hang for 2nd use of target with unresolved DNS PAZ-949
+
--- 1.7.1 2014/08/14
Use poll rather than select for main event loop to overcome limit of