GitLab

* Initial cpu conv-nd

* Formatting

* Make index signed

* Formatting

* Assert the indices are greater than 0

* Use equal instead of lexicographical_compare

* Formatting

* change the batchnorm cpu implementation to support multiple input dimensions

* clang format

* add unit tests for cpu batch_norm nd implementation

* clang format

* support nd batchnormalization

* clang format

* add rewrite batch_norm unit tests

* clang format

* remove a unit test

* Fix tidy errors

* Formatting

* Handle different types

* Formatting

* Fix nested visits

* Formatting

* Add 3d conv test

* Formatting

* revert unnecessary changes

* remove a print line

* Fix ICE

* Formatting

* fix the per_activation mode of 2d

* clang format

* code clean up

* clang format

* add 1d and 3d gpu unit test

* clang format

* add unit test for rewrite_batchnorm

* clang format

* additional refinement

* fix review comments

* added a unit test to have more code coverage
Co-authored-by: Paul <pfultz2@yahoo.com>
Co-authored-by: mvermeulen <5479696+mvermeulen@users.noreply.github.com>

change the shape attribute in the broadcast operator to a vector of lens since the type is not used at all.