add "exists" in test1 , add test3 for 1 primary node down situation
change test3
Merge pull request #4 from ningan/beanseye:delete_bear_softstate

test3, down一个主节点的，循环测试
f
fix bugs: 1. Delete just ignore backend error while 1 backend fail, and
other backends all success, 2. error output should in ErrorLog, 3.
Feedback should be more correct.
Merge branch 'delete_bear_softstate' of http://code.dapps.douban.com/lilinghui/beanseye into delete_bear_softstate
fix tests.py's bug
add buckets status dump output in errorlog.
Merge branch 'delete_bear_softstate' of http://code.dapps.douban.com/lilinghui/beanseye into delete_bear_softstate
done test3 after fallback issue is fixed
Merge pull request #5 from ningan/beanseye:delete_bear_softstate

补充完test3的failover测试
Merge pull request #2 from lilinghui/beanseye:delete_bear_softstate

这是个功能性的改变
add test for log rotate
Merge pull request #3 from ningan/beanseye:master

补充log rotate的自动测试
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/memcache/host.go
Merge pull request #4 from lilinghui/beanseye:master

sync from upstream and origin
fix index out error of ManualScheduler.
Merge pull request #5 from lilinghui/beanseye:fix_indexout

fix index out error of ManualScheduler.
make the bucket snapshot output beautiful.
Merge pull request #6 from lilinghui/beanseye:beauty_output

make the bucket snapshot output beautiful.