Merge pull request !4499 from sunsuodong/fix_copy_primitive

Merge pull request !4490 from liuxiao93/fix-bug-batchtospace

Merge pull request !4496 from yangruoqi713/lite

Merge pull request !4468 from fuzhiye/tmp

Merge pull request !4479 from Peilin/gpu-reg-macro-fix

Merge pull request !4481 from JonathanY/roiwrapper

2. fix bug of int8 conv per layer param
3. Add return error when set quant param failed

Merge pull request !4463 from liangzelang/fix-static-memory-size-log

Merge pull request !4471 from zhaodezan/master

Merge pull request !4485 from zhaozhenlong/lite/op/int8/reduce_mean_sum

Merge pull request !4484 from xutianchun/post_quant

Merge pull request !4488 from lyvette/master

Merge pull request !4388 from Simson/enhancement-API

Merge pull request !4487 from yangruoqi713/lite

supplement caffe permute parser

Merge pull request !4459 from chengxb7532/master

Merge pull request !4390 from liuzhongkai/leaky_relu

Merge pull request !4480 from cathwong/ckw_c_api_validateparms2_const

Merge pull request !4434 from hangq/master

Merge pull request !4448 from sunsuodong/add_testcase

add join for ref

adjust env eliminate to eliminate all env ops

add partial app cache

resolve while endless

fix env eliminate

support for "for while" cases

fix join shape error

Merge pull request !4396 from Kang/opt

Merge pull request !4399 from ling/fc

Merge pull request !4288 from liuchao/allocator

fixed some bugs

fixed cpplint

fix cpplint

Merge pull request !3769 from Alexey_Shevlyakov/ColorOp

Merge pull request !4446 from chenzupeng/master-lite

Merge pull request !4337 from chenzhongming/lite

Merge pull request !4188 from riemann_penn/fix_switch_layer_sigle_prim_cell