* cp broadcast div to broadcast mod

* add broadcast mod in op_conf

* mod op

* modify broadcast mod grad

* test broadcast mod

* add math.mod

* replace div to mod for test

* add __mode__ %

* add test mod

* test div instead of mod ok, TODO mod kernel

* floor mod forward test ok

* remove usless lines

* rm broadcast mod grad files

* remove mod grad op in op_conf

* rename mod to floor_mod

* rename mod to floor mod

* format

* of format

* syn test_broadcast_op.py