remove_container.sh no longer throws error if no container(s) present
#!/bin/bash
-docker rm $(docker stop $(docker ps -a -q --filter ancestor="elektra-deb:1.0" --format="{{.ID}}"))
+RUNNING_CONTAINERS=$(docker ps -a -q --filter ancestor="elektra-deb:1.0" --format="{{.ID}}")
+
+
+if [ ! -z "$RUNNING_CONTAINERS" ]
+then
+ docker rm $(docker stop $RUNNING_CONTAINERS)
+fi
