* rename folder
* Add type string
* Remove typo
* Add deviceOp to backward x
* Add comment to describe the behavior of backward normalization
* Add kernel function, prepare to implement
* implement generic kernel
* Check vector size
* Add sweep once pipeline for small reduce size
* Fix bug of KRaw_ error
* Fix bug of dx stride
* sanity check for mean and rstd
* backward x for groupnorm
* Add bwd x instance
* add layernorm 2d bwd gamma beta instances
* Change save mean var type from f32 to f16 in f16 mode
* Change the example to f16
* Add groupnorm bwd gamma beta instance
* Add groupnorm bwd x instance
* Fix naming
* Add layernorm bwd x ckprofiler
* Add groupnorm bwd x profiler
* clang format
* Rename bwd x to bwd data
* Fix bug of verification in profiler
* Add test of layernorm and groupnorm bwd data
* Add missing cmake
* Add layernorm2d bwd data
* rename fwd example
* Add groupnorm client example
* Fix typo. replace Invarient with Invariant
* Add checking before running the best instance
