* improve fc api cn doc test=document_preview

* refine param num_flatten_dims doc test=document_preview

* refine output dataType test=document_preview

* refine return type

* add LoDTensor

* refine paraAttr, bias_attr

更新FluidDoc/external中的book repo 至9月5日。

* Update chinese doc of layers.sums.
test=develop
test=document_preview

* Add more examples and more detail imformation of output.
test=develop
test=document_preview

* Refine the format.
test=develop
test=document_preview

* Refine the comment in example codes.
test=develop
test=document_preview

* Refine the introduce of out.
test=develop
test=document_preview

* Refine the introduction of out.
test=develop
test=document_preview

Since Program_cn.rst is a Binary file we delete it first then we will add a regular rst file back

* rewrite the content of load_inference_model_cn.rst.

* add AdadeltaOptimizer cn doc, test=develop

* refine adadelta optimizer doc again, test=develop

* fix APIS,stanh,accuracy,auc,smooth_l1,linear_chain_crf,sigmoid,softmax, test=document_preview

* fix notification, test=document_preview

* fix docs, test=develop

* fix LoDTensor ref bug, test=develop

* follow lanxianghit's comments, test=develop

* add range of output random int tensor, test=develop

* remove unused repo to increase CI

* remove three repos

* add Name and ParamAttr index

* add default value

* deprecate paddle.fluid.memory_optimize

* fix comment

* fix comment

modified cn doc for image_resize and resize_nearest/bilinear/trilinear, test=develop, test=document_preview (#1161)

* refine flags doc,test=develop

* follow comments, test=develop

add cn doc for crop_tensor
modified cn doc for crop

* Update WIndows whl link

* Update WIndows whl link for 1.5.2, test=develop

* Update WIndows whl link for 1.5.2, test=develop

* update slice_cn.rst test=document_preview

*  update reshape_cn.rst test=document_preview

*  update pow_cn.rst test=document_preview

* update expand_cn.rst test=document_preview

* add result of output. test=document_preview

* modify deformable conv chinese doc, test=document_preview

* MKL-DNN Data transform doc design

- Cosmetic

- Changes

- CPU -> Paddle conversion

- Finished data transform draft

- Cosmetic fixes

* - Fixes after internal review

* Exemption mkldnn

* update

* test=develop

* update install doc for release 1.5.2, test=develop

* update Tables.md for 1.5.2, test=develop

* update Tables.md to 1.5.1 for windows, test=develop

With the release of 1.5.2, CUDA and CUDnn support will also need to be updated for Windows installation.

Now，release of 1.5.2 support CUDA10, and CUDA8 should match up cuDNN v7.1+.

* fix the installation document of Windows, test=document_preview

*  CUDA and CUDnn support will need to be updated for Windows installation, test=develop

update Paddle and book of FluidDoc repo 

* fixed api-fulid.layers.Print

Committer: liym27 <liym0923@126.com>

Add 'FLAGS_'

Synchronize the changes of Paddle with FluidDoc.

Unify the guide content structure.

* fixed one error of http://newicafe.baidu.com/issue/DLTP-2186/show

* update api_cn of develop

* fixed some errors of http://newicafe.baidu.com/issue/DLTP-2129/show

* fix error for install doc in develop, test=develop, test=document_preview

* fix error for install doc in develop, test=develop, test=document_preview

* fix error for install doc in develop, test=develop

* fix error for install doc in develop, test=develop

* fix error for install doc in develop, test=develop

* fix typo in doc

* add faq for lod_tensor

* format the lod_tensor.rst

Python Inference API Documentation refining and updating based on PR #19353