Easy-torch

What's Changed
* feature: clip grad by cnstark in https://github.com/cnstark/easytorch/pull/60


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.8...v1.2.9

What's Changed
* feature: add full log; fix: some bugs by cnstark in https://github.com/cnstark/easytorch/pull/59


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.7...v1.2.8

What's Changed
* fix: best metrics bug when resuming training. by cnstark in https://github.com/cnstark/easytorch/pull/58


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.6...v1.2.7

What's Changed
* feature: dynamic ckpt save dir by cnstark in https://github.com/cnstark/easytorch/pull/57


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.5...v1.2.6

What's Changed
* feature: update dist launch by cnstark in https://github.com/cnstark/easytorch/pull/56


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.4...v1.2.5

What's Changed
* feature: save cfg.txt and copy cfg file when launching training by cnstark in https://github.com/cnstark/easytorch/pull/55


**Full Changelog**: https://github.com/cnstark/easytorch/compare/v1.2.3...v1.2.4