* Add support for different input dtype of MaxPoolGrad.
Type: Code improvement
* Integrate api trace into tim-vx source code, as part of experimeantal.
Type: New Feature
Convert operation list as compiler flags in cmake, when add new
operation in tim-vx, always check if the feature define is available or
not - so that tim-vx can compile with legacy ovxlib library.
Signed-off-by: xiang.zhang <xiang.zhang@verisilicon.com>