* support vad ios compile
* support onnx model recognize
* add build ios sh

* fix vad and cls cmake

* vad recipe ok

* refactor vad, add vad conf, vad inerface, vad recipe

* format

* install vad lib/bin/inc

* using cpack

* add vad doc, fix vad state name

* add comment

* refactor fastdeploy download

* add vad jni; format code

* add timer; compute vad rtf; vad add beam param

* andorid find library

* fix log; add vad rtf

* fix glog

* fix BUILD_TYPE bug

* update doc

* rm jni

* rename speechx

* fix wfst decode error

* replace reset with make_unique

* fix openfst download error

* add acknowledgments of openfst

* refactor directory

* clean ctc_decoders dir

* add nnet cache && make 2 thread work

* do not compile websocket

* rm ds2 && rm boost

* rm ds2 example

* update u2pp latest static graph

* add requirement

* add utils

* update doc

* update result

* update result

* update result

* fix cmake

* imporove scripts

* update result

* add quant model and script

* add profiling timer