prevent 2 nodes in wait_for_accepteds state remaining isolated (by ignoring each other)
Merge pull request #429 from Incubaid/fix-isolation

prevent 2 nodes in wait_for_accepteds state remaining isolated (by ignor...
Merge branch 'incubaid-1.6' into 1.6-for-1.7

Conflicts:
	src/paxos/multi_paxos_fsm.ml