Merge pull request !5063 from lijiaqi/momentum_and_sgd

Merge pull request !5064 from wangchangkai/master

Merge pull request !5056 from hangq/master

Merge pull request !4992 from gongdaguo/add_modlues_converter_bug_repair

Merge pull request !5024 from lianliguang/fix-bug-of-circle-in-graph

Merge pull request !5053 from liuzhongkai/2d_data

Merge pull request !4576 from amongo/SupportIfByIfNotInline

Merge pull request !5067 from xutianchun/quant_0824

Merge pull request !5035 from zhoufeng/xiu-ba-ge

Merge pull request !5057 from sunsuodong/reshape_fp16

Merge pull request !5036 from lyvette/tflite_parser

Merge pull request !5019 from yihuaijie/dev

Merge pull request !4921 from chentingting/gcn_readme

Merge pull request !4921 from chentingting/gcn_readme

Merge pull request !4818 from huanghui/scatter-nd-update-cpu-kernel

Merge pull request !4936 from wangminggui/master

add testcase of net of if by if

Merge pull request !5049 from sunsuodong/fix_arm32_comple

Merge pull request !5006 from ling/deconv

Merge pull request !5025 from zhaizhiqiang/master

Merge pull request !5042 from liuzhongkai/delete_caffe_prelu

Merge pull request !4994 from liuchao/master

Merge pull request !5010 from sunsuodong/batch_norm_fp16

Merge pull request !5040 from yeyunpeng2020/master

Merge pull request !5003 from VectorSL/opt-transpose

Merge pull request !4982 from zhouyaqiang0/master

Merge pull request !4888 from hanyang/master

Merge pull request !4932 from liuxiao93/Add-CropAndResize-for-old-backend

Merge pull request !4962 from 徐安越/master

Merge pull request !4988 from wukesong/lenet-mkdify

Merge pull request !5029 from zichun_ye/fix_custom_ops

Merge pull request !5016 from gengdongjie/master

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

Merge pull request !5022 from yeyunpeng2020/master