Nov 30, local trinity,  multi-paxos, failure/recovery simulated
Nov 30, ec2 setup,
Nov 30, ec2 setup, logic fix
commit to change
Nov 30, ec2 setup, logic fix
change to merge
Merge remote-tracking branch 'yifan/ec2-setup'

merge to test
Nov 30, ec2 setup, logic fix
Merge remote-tracking branch 'yifan/ec2-setup'

propose change value not bal_num