Merge pull request majianjia#65 from majianjia/dev

Add version, KLD lenght

Merge pull request majianjia#50 from majianjia/dev

add HWC in function names

Merge pull request #34 from majianjia/dev update documentation

Dev

add utils docs

Merge pull request #24 from majianjia/dev

add cnn image

revert porting