* [DOC] update paddle lite docs (#4329)

* [DOC] fix doc of support models tutorials and arch, test=develop, test=document_fix

* [DOC] update architecture, test=develop, test=document_fix

* [DOC] some updates based on v2.6, test=develop, test=document_fix

* [DOC] fix doc and update supported op list, test=develop, test=document_fix (#4248)

* [DOC] add quick start, test=develop, test=document_fix (#4235)

* [DOC] update compile doc dev (#4243)

* [DOC] add license, test=develop, test=document_fix (#4167)
* [DOC] Fix doc issues (#4202)
* [DOC] Update Readme 2.0 (#4209)
* [DOC] Add compile options and supported models (#4225)

* [OPENCL][API] add opencl valid api for device. test=develop (#3951)

* [cherry-pick][OPENCL] remove conv redundant's for opencl kernel. test=develop
Co-authored-by: Nxiebaiyuan <xiebaiyuan@qq.com>

* [arm]add 2x2s2p1 pooling  (#3705)

* fix pooling bug and speed

* add 2x2s2p1 pooling. test=develop

* fix conflict, test=develop

* fix conflict in wino

* [arm] add 3x3s1 Winograd int8 (#3767)

* fix: winograd support unsame pad
test=develop

* feat: add winograd int8 kernel
test=develop

* fix: style fix
test=develo

* fix winograd_int8 ut sgement default. test=develop

* close basic_test, test=develop
Co-authored-by: NMyPandaShaoxiang <txg4794@163.com>

* fix xiaodu crash in gemm prepacked

* in huwen phone, 3x3s2p0 avg pooling will rand crash, other phone does not have this feature

* [arm] update con int8 kernel choose (#3834)

* fix conv int8 kernel choose and sooftmax compute bug

* change axis_size = 4 kernel choose, test=develop

* fix format. test=develop

* fix format.test=develop

* fix build test=develop

* fix buiild error test=develop

* fix wino_int8 computte erroor. test=develop

* Update the link to debug, test=develop, test=document_fix (#3870) (#3871)
Co-authored-by: NMyPandaShaoxiang <txg4794@163.com>
Co-authored-by: Ncc <52520497+juncaipeng@users.noreply.github.com>

* test=develop,test=document

* test=develop, test=document_fix

* test=develop, test=document_fix

* move train demo code, test=develop

* test=develop

update v2.6 benchmark
Co-authored-by: NYuan Shuai <ysh329@users.noreply.github.com>

fix the demo of opt saved can't work on windows

 fix the doc

* Update benchmark doc for v2.6, test=develop, test=document_fix (#3660)
* [Doc] Update shell for make benchmark_bin (#3661)

* test=develop, test=document_fix, the document of python demo

* test=develop, test=document_fix, the document of python compiled
Co-authored-by: Nhuzhiqiang <912790387@qq.com>

* test=develop, fix the x86 demo can't work on windows

* test=develop,test=document_fix, add the doc of python demo

* test=develop, add the document of windows compiled

* test=develop, modify the x86 demo on windows

* test=develop, modify the name of windows batch file

* test=develop, fix the doc