Update README.md (#112)

Summary:
## Motivation and Context

## How Has This Been Tested

## Types of changes

- [ ] Docs change / refactoring / dependency upgrade
- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to change)

## Checklist

- [ ] My code follows the code style of this project.
- [ ] My change requires a change to the documentation.
- [ ] I have updated the documentation accordingly.
- [ ] I have read the **CONTRIBUTING** document.
- [ ] I have completed my CLA (see **CONTRIBUTING**)
- [ ] I have added tests to cover my changes.
- [ ] All new and existing tests passed.

Pull Request resolved: #112

Reviewed By: kalyanvasudev

Differential Revision: D30678597

Pulled By: haooooooqi

fbshipit-source-id: 2b93ab2282af19db662e1d25302402ebdb4ab287

Author: haooooooqi

README.md

@@ -42,6 +42,9 @@ Key features include:
   Complementing the model zoo, PyTorchVideo comes with extensive data loaders supporting different datasets.
 - **Efficient Video Components:** Video-focused fast and efficient components that are easy to use. Supports accelerated inference on hardware.
 
+## Updates
+
+- Aug 2021: [Multiscale Vision Transformers](https://arxiv.org/abs/2104.11227) has been released in PyTorchVideo, details can be found from [here](https://github.com/facebookresearch/pytorchvideo/blob/master/pytorchvideo/models/vision_transformers.py#L97).
 
 ## Installation
 

pytorchvideo/__init__.py

@@ -1,3 +1,3 @@
 # Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
 
-__version__ = "0.1.2"
+__version__ = "0.1.3"