Delete lag exporter with python kubernetes api in run uc py

Implements #80 (closed)

Merge after !42 (merged)

docs/release-process.md

 # Release Process
 
-We assume that we are creating the release `v0.1.1`. Please make sure to update
-to modify the following steps according to the release, you are actually
-performing.
+We assume that we are creating the release `v0.1.1`. Please make sure to adjust
+the following steps according to the release, you are actually performing.
 
 1. Create a new branch `v0.1` if not already exists. This branch will never
 again be merged into master.
 
-2. Checkout the `v0.1 branch.
+2. Checkout the `v0.1` branch.
 
-3. Update all references to Theodolite Docker images to tag `v0-1-1`. These are
+3. Update all references to Theodolite Docker images to tag `v0.1.1`. These are
 mainly the Kubernetes resource definitions in `execution` as well as the Docker
 Compose files in `docker-test`.