irungentoo/ProjectTox-Core — pull request #652 by FullName (2013-11-17 19:12:07+00:00)
Title: Tolerate instable connectivity.

If *all* (set) close nodes are in terminal timeout (KILL_NODE_TIMEOUT), reset them all to BAD_NODE_TIMEOUT.
That keeps the client trying to at least ping the nodes in the hopes of the connection coming back up.