test=develop

* fix cdn issue, test=develop

* fix cdn issue, test=develop

2. refine trt code
test=develop

* Add enabling quantization

test=develop

* remove unused (here) function

1. refine anakin engine
2. add data type for zero copy

align dev branch and PaddlePaddle:feature/anakin-engine brach
the cudnn workspace modify was not included for now, because we use a hard code way
in feature/anakin-engine branch. There should be a better way to implement it,
and subsequent submissions will be made.

test=develop

support change input size

test=develop

test=develop

* Add cpu_quantize_pass for C-API quantization

test=develop

* add cpu_quantize_pass test

* fix lint: add include memory unorderd_map and unordered_set

test=develop

* fuse_relu 1

test=develop

* tuned 2 without squash

* fixes

test=develop

* remove unused vars

test=develop

* refactored

test=develop

* fix lint c-style cast -> C++ style cast

test=develop

* remove QuantMax and c style casts

test=develop

* last usage of QuantMax removed

test=develop

* Fix Analysis Predictor UT

Check if memory_optimize_pass has already been added
to the analysis config before adding a new one, so
that it is not added multiple times.
test=develop

* change map to unordered_map

fix the forgotten part of cpu_quantize_pass_tester.cc

test=develop

* removed quantized attribute

* fixed cpu_quantize_pass_tester and op attr comments

test=develop

* removed redundant line

test=debug

* removed gmock

test=develop

* fix after merge

test=develop

test=develop

test=develop

test=develop

add if use static engine for trt
test=develop

test=develop

update trt in  docker file
test=develop

test=develop

test=develop

add simple static mode loading
test=develop

add if use static engine for trt
test=develop

test=develop

test=develop

test=develop

test=develop

update trt in  docker file
test=develop

test=develop

test=develop

test=develop

test=develop

* fix warnings

test=develop

* fix enforce test

test=develop