Update readme

README.md

@@ -1,37 +1,35 @@
 # podman container image
 
 This image provides an easy way to try out podman and a base for
-nested containerization scenarios where the child container should
-run as unprivileged user.
+nested and rootless containerization scenarios.  
 
-The alpine-based image contains the following statically linked binaries
+The alpine-based image provides the following statically linked binaries
 _(without systemd support)_:
 * [podman](https://github.com/containers/libpod)
 * [runc](https://github.com/opencontainers/runc/)
 * [conmon](https://github.com/containers/conmon)
 * [fuse-overlayfs](https://github.com/containers/fuse-overlayfs)
 * [slirp4netns](https://github.com/rootless-containers/slirp4netns)
-* [buildah](https://github.com/containers/buildah)
-
+* [CNI plugins](https://github.com/containernetworking/plugins): loopback, bridge, host-local, portmap, firewall, tuning
 
 Containers need to be `--privileged`.  
 
-
 As a workaround for docker the entrypoint script changes the owner of
 the storage volume mount point (`/podman/.local/share/containers/storage`)
-to the unprivileged `podman` user (100000)
-before it runs the provided command.
+to the unprivileged user `podman` (100000) before it runs the provided command.
 
 
 ## Usage example
 
+Run podman in docker (within the container `docker` links to `podman`):
 ```
 docker run --privileged mgoltzsche/podman:latest docker run alpine:latest echo hello from podman
 ```
 
 
-## Local build, test & run
+## Local build & test
 
 ```
-./make.sh build test run
+make
+make test
 ```