message: enable license link
diff: @@ -71,7 +71,6 @@ Many people all over the world have helped make this project better. You'll wan
  Security issues and bugs should be reported privately, via email, to the Microsoft Security Response Center (MSRC) <secure@microsoft.com>. You should receive a response within 24 hours. If for some reason you do not, please follow up via email to ensure we received your original message. Further information, including the MSRC PGP key, can be found in the [Security TechCenter](https://www.microsoft.com/msrc/faqs-report-an-issue).
  ### License
  -<!-- Allow LICENSE to be changed to LICENSE.txt, then this comment will be removed
  -Azure SDK for C++ is licensed under the [MIT](https://github.com/Azure/azure-sdk-for-cpp/blob/master/LICENSE) license.
  --->
  +Azure SDK for C++ is licensed under the [MIT](https://github.com/Azure/azure-sdk-for-cpp/blob/master/LICENSE.txt) license.
  +
  ![Impressions](https://azure-sdk-impressions.azurewebsites.net/api/impressions/azure-sdk-for-cpp%2FREADME.png)
  