[cherry-pick][BugFix][OPENCL] BugFix for OpenCL: image memory malloc; dropout kernel register; precision profiler enhance; layout pass bugfix for opencl (#4426)

* [DOC][cherry-pick] update paddle lite docs (#4347)

* [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] update based on v2.7, test=document_fix

* add clear_blocks interface for flatbuffers view, test=develop

* fix a bug, test=develop

[cherry-pick] Fix build error caused by flatbuffer if the target is tiny_publish, and fix the missing of the attr name of the output scale (#4356)

* [LITE][XPU] 1. Add sequence_unpad kernel for XPU; 2. Bugfix in sequence_unpad kernel for x86, as InferShapeImpl() is now empty in lite/operators/sequence_unpad_op.cc; 3. Refine TargetWrapperXPU; (#4237)

* [Core] Fix the missing of the attr name of the output scale (#4334)

* [NPU] Fix build error caused by flatbuffer if the target is tiny_publish (#4340)
test=develop
Co-authored-by: NCwndmiao <miaotianxiang@baidu.com>

* revert lite/utils/logging.h to bd4fd8d3, test=develop

* fix building of xpu operators, test=develop (#4332)

* [cherry-pick] not build naive_buffer when build light framework, test=develop (#4251)

* fix opt fatal errors, test=develop (#4293)

* fix cmake dependencies, test=develop

* [Bugfix][OpenCL] fix depthwise_conv2d_3x3 with dilation > 1. test=develop

* add sequence_expand_as op on arm. test=develop

* fix format. test=develop

* Optimize obtaining quantized scale in inference, test=develop

add cv_ut. test=develop
add Anakin implement
add image_profiler test

[OP][HOST][KERNEL]Add uniform_random operator, and add host kernel for uniform_random. test=develop (#4264)

* [DOC] fix doc in readme and compile, test=develop, test=document_fix

* [DOC] update supported op list, test=develop, test=document_fix

* platform portability of tls, test=develop

* update build_ios.sh, test=develop

* add static keyword for tls, test=develop

* rename the alias of tls, test=develop

[NPU] Disable scale_activation_fuse_pass which causes the wrong result in yolov3_mobilenetv3 (#4266)