Update version to 2.2.1rc1

README.md

@@ -9,9 +9,9 @@ Status
 ======
 
 Successfully run this driver on production Kubernetes cluster for over half a year without any loss of data.
-The current Release Candidate is: [2.2.0rc1](../../releases/tag/2.2.0rc1).
+The current Release Candidate is: [2.2.1rc1](../../releases/tag/2.2.1rc1).
 
-WARNING: Versions prior to [2.2.0rc1](../../releases/tag/2.2.0rc1) have a problem with unstable disk paths which under some circumstances could cause data loss.
+WARNING: Versions prior to [2.2.1rc1](../../releases/tag/2.2.1rc1) have a problem with unstable disk paths which under some circumstances could cause data loss.
 After upgrade from affected versions make sure udev rules have been properly converted to the new format using [this script](scripts/fix_udev_rules.sh).
 
 
@@ -60,15 +60,15 @@ Install packages:
 Install the driver itself:
 
 ```
-git checkout 2.2.0rc1
+git checkout 2.2.1rc1
 python3 setup.py build
 sudo python3 setup.py install
 ```
 
 or
 
 ```
-pip3 install --process-dependency-links git+https://github.com/sysoperator/[email protected].0rc1
+pip3 install --process-dependency-links git+https://github.com/sysoperator/[email protected].1rc1
 ```
 
 *  Restart kubelet process.