etcd/rafthttp
Yicheng Qin bcc1aadea9 rafthttp: fix the misformat logging line
before:
```
2015/06/12 20:06:19 rafthttp: dropped MsgApp from %!s(uint64=2) since
receiving buffer is full
```

after:
```
2015/06/12 13:51:38 rafthttp: dropped MsgProp from 2 since receiving
buffer is full
```
2015-06-12 14:12:49 -07:00
..
2015-02-28 11:35:16 -08:00
2015-06-09 16:15:02 -07:00
2015-02-28 11:35:16 -08:00