GitLab

* update flash-context-attention

* adding kernels

* fix

* reset

* add build script

* add building process

* add llama2 exmaple

* add colossal-llama2 test

* clean

* fall back test setting

* fix test file

* clean

* clean

* clean

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Co-authored-by: cuiqing.li <lixx336@gmail.com>