docker-prune: added network prune; docker-deploy: only create directories with absolute path name

docker-prune

@@ -137,9 +137,11 @@ trap 'traperror "$? ${PIPESTATUS[@]}" $LINENO $BASH_LINENO "$BASH_COMMAND" "${FU
 if test -z "$filter"; then
     run docker container prune -f
     run docker volume prune -f
+    run docker network prune -f
     run docker image prune -a -f
 else
     run docker container prune -f --filter "$filter"
     run docker volume prune -f
+    run docker network prune -f
     run docker image prune -a -f --filter "$filter"
 fi