Merge pull request !4439 from ling/deconv

Merge pull request !4491 from zhaodezan/master

Merge pull request !4470 from liuxiao78/master

Merge pull request !4502 from zhaozhenlong/lite/issue/ops_need_call_resize

Merge pull request !4499 from sunsuodong/fix_copy_primitive

!4490 Modified API description about BatchToSpace and BatchToSpaceND, fix bug about CosineEmbeddingLoss.
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

Merge pull request !4396 from Kang/opt

Merge pull request !4399 from ling/fc

Merge pull request !4288 from liuchao/allocator