feature: 回滚功能支持 #205

Job	Run time
engine-lint / flake8_and_black (3.6)	12s
engine-lint / flake8_and_black (3.6)	12s
pipeline-lint / flake8_and_black (3.6)	34s
pipeline-lint / flake8_and_black (3.6)	34s
engine-lint / flake8_and_black (3.7)	15s
engine-lint / flake8_and_black (3.7)	15s
pipeline-lint / flake8_and_black (3.7)	33s
pipeline-lint / flake8_and_black (3.7)	33s
engine-unittest / Python 3.6	1m 10s
engine-unittest / Python 3.6	1m 10s
engine-unittest / Python 3.7	55s
engine-unittest / Python 3.7	1m 0s
pipeline-unittest / build (3.6, 2.2)	1m 52s
pipeline-unittest / build (3.6, 2.2)	1m 52s
pipeline-unittest / build (3.6, 3)	1m 58s
pipeline-unittest / build (3.6, 3)	1m 58s
pipeline-unittest / build (3.7, 2.2)	2m 10s
pipeline-unittest / build (3.7, 2.2)	2m 10s
pipeline-unittest / build (3.7, 3)	1m 58s
pipeline-unittest / build (3.7, 3)	1m 58s
pipeline-intergration-test	0s
pipeline-intergration-test	0s
runtime-pipeline-intergration-test	0s
runtime-pipeline-intergration-test	0s
	23m 19s

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