do not overwrite instance
"failure_timeout" -> "correlated_failure_timeout"
rewrote failure simulation
individual_fail -> repeated_fail
"ok"
correlated -> oneoff
log failure time
handle restart message
do not keep track of failed nodes: they may restart anyway
derefence failure timer reference
remove logging
Merge branch 'feature/failure-command' into feature/ec2-integration
Merge branch 'feature/time-to-consensus' into feature/ec2-integration
Merge branch 'feature/ec2-integration' into benchmark

Conflicts:
	src/rafter_consensus_fsm.erl