2 - Don't log inappropriate heartbeat messages when hibernating: a
3 hibernating node is _expected_ to drop out of the consensus,
4 decide it isn't bootstrapped, and so forth. Fixes part of bug
5 7302; bugfix on 0.2.3.1-alpha.
7 - Don't complain about bootstrapping problems while hibernating.
8 These complaints reflect a general code problems, but not one
9 with any problematic effects. (No connections are actually
10 opened.) Fixes part of bug 7302; bugfix on 0.2.3.2-alpha.