* add some basic functions

* add elementwise rule for auto parallel

* add unit test for elementwise rule

* fix the lib name in spmd rule test cmake file

* fix some bugs

* add unit tests for elementwise spmd rule in python

* bug fix

* delete cpp unit test for elementwise spmd rule (use python ut now)

* add cpp unit test for elementwise rule

* use concrete op name in unit test

* fix typo

* fix code style

* delete cpp unit test

* add more details in log