Finalizing the multilingual summarization models and pipelines
What's Changed
* Installation fixes for the 1.1.0 release by niansong1996 in https://github.com/Yale-LILY/SummerTime/pull/102
* Multilingual refactoring and language ID checking by NickSchoelkopf in https://github.com/Yale-LILY/SummerTime/pull/96
* Add mT5 by NickSchoelkopf in https://github.com/Yale-LILY/SummerTime/pull/98
* Add translation pipeline model by NickSchoelkopf in https://github.com/Yale-LILY/SummerTime/pull/110
* Add T5 to supported summarization models by arjunvnair in https://github.com/Yale-LILY/SummerTime/pull/115
* Add XLSum and Massivesumm datasets by NickSchoelkopf in https://github.com/Yale-LILY/SummerTime/pull/114
New Contributors
* arjunvnair made their first contribution in https://github.com/Yale-LILY/SummerTime/pull/115
**Full Changelog**: https://github.com/Yale-LILY/SummerTime/compare/v1.1.0...v1.2.1