Update the README after the v0.31.0 release (#1899)

README.md

@@ -68,10 +68,12 @@ brew install k6
 
 ### Windows
 
-You can manually download and install the [official `.msi` installation package](https://dl.bintray.com/loadimpact/windows/k6-v0.30.0-amd64.msi) or, if you use the [chocolatey package manager](https://chocolatey.org/), follow [these instructions](https://bintray.com/repo/buildSettings?repoPath=%2Floadimpact%2Fchoco) to set up the k6 repository.
+You can manually download and install the [official `.msi` installation package](https://dl.bintray.com/loadimpact/windows/k6-v0.31.0-amd64.msi) or, if you use the [chocolatey package manager](https://chocolatey.org/), follow [these instructions](https://bintray.com/repo/buildSettings?repoPath=%2Floadimpact%2Fchoco) to set up the k6 repository.
 
 ### Linux
 
+**Notice: Because [Bintray is being shutdown](https://jfrog.com/blog/into-the-sunset-bintray-jcenter-gocenter-and-chartcenter/) we are going to start self-hosting our packages soon, before k6 v0.32.0. This means you will have to re-install them, since the old .rpm and .deb repos will stop working.**
+
 For Debian-based Linux distributions, you can install k6 from the private deb repo like this:
 
 ```bash