CI broken

[xhliu]

INFO[0108] start to get balance of fromAddr[b1foui9YAGH5YiSwQWoHyMCRqqXHLYnNtne], toAddr[b1WpCRRydAAoF6CnXxfjrKFb14p1MH76EZX] from 127.0.0.1:19111  source="integration_tests/test_tx.go:246" tag=tests
INFO[0108] fromAddr[b1foui9YAGH5YiSwQWoHyMCRqqXHLYnNtne] balance: 78684310 toAddr[b1WpCRRydAAoF6CnXxfjrKFb14p1MH76EZX] balance: 29991750  source="integration_tests/test_tx.go:250" tag=tests
PANI[0108] txRepeatTest faild: fromGap 0 toGap 0 and transfer 1000  source="integration_tests/test_tx.go:257" tag=tests
ERRO[0108] &{0xc0000da820 map[tag:tests source:integration_tests/test_tx.go:257] 2018-11-20 02:15:29.9598373 +0000 UTC m=+108.764771510 panic txRepeatTest faild: fromGap 0 toGap 0 and transfer 1000 <nil> }  source="integration_tests/test_tx.go:44" tag=tests
INFO[0108] remove 10 keystore files                      source="integration_tests/util.go:164" tag=tests
ERRO[0108] ReadMessage occurs error. Err: stream reset   source="p2p/conn.go:92" tag=p2p
ERRO[0108] ReadMessage occurs error. Err: stream reset   source="p2p/conn.go:92" tag=p2p
ERRO[0108] ReadMessage occurs error. Err: stream reset   source="p2p/conn.go:92" tag=p2p
ERR

https://travis-ci.com/BOXFoundation/boxd/jobs/159660185

[Jerick26]

duplicate with #186