update to local#26

Merged

junjun315 merged 10 commits intojunjun315:developfrom

PaddlePaddle:develop

Jun 13, 2019

Commits on Jun 13, 2019

concat op support negative axis (#18045)
tensor-tang
authored
Added unit test for QAT FP32 & INT8 comparison (#17814)

Wojciech Uss
authored and
luotao1
committed
Disable MKLDNN FC in Resnet50 test (#18030)

Sand3r-
authored and
luotao1
committed
refactor the function ConvFwdPrimitiveDesc (#17897)

lidanqing-vv
authored and
luotao1
committed