remove headers

fix iterator file

fix pr comments

fix new file

Merge pull request !4315 from JonathanY/akg_ops

Merge pull request !4333 from wangmin0104/master

Merge pull request !4350 from zhaodezan/master

Merge pull request !4349 from chenjianping/lite_dev2

Merge pull request !4332 from yeyunpeng2020/master_time_profile

Merge pull request !4309 from lixian/master

Merge pull request !4320 from 徐安越/move_primitive_2

Merge pull request !4339 from baihuawei/0812

Merge pull request !4334 from chenjianping/lite_dev

Merge pull request !4299 from wangzhe/master

Merge pull request !4325 from xutianchun/quant_0811

Merge pull request !4347 from zhangzheng/master

Merge pull request !4338 from jianghui/master

Merge pull request !3824 from zhangzheng/master

Merge pull request !3819 from jiangzhiwen/jzw/c_api_clue

Merge pull request !4300 from jjfeing/master

Merge pull request !4254 from yangjie159/fix-subgraph-input-kernels

Merge pull request !4327 from zhaodezan/master

Merge pull request !4216 from wangminggui/master

Merge pull request !4265 from zhangbuxue/support_two_mstypes_do_equal

Merge pull request !4324 from fuzhiye/tmp

Merge pull request !4323 from ling/fc

Merge pull request !3800 from baihuawei/multinomial-c

Merge pull request !4305 from lvchangquan/master

Merge pull request !4230 from zhaodezan/master

Merge pull request !4187 from hanhuifeng/tinybert_suit_gpu

Merge pull request !4269 from fary86/change_export_interface