“d9e9f1d4573feef138b9e827d2ca0e9b4e00dced”上不存在“develop/api_doc/fluid/layers.html”
* add detect and end2end code * update the scale for coodinates restore * fix merge bug with dev. * fix merge bug with dev. * test=develop * fix code style test=develop * fix code style test=develop * test=develop * test=develop * test=develop