Add kpod wait

Waits on one or more containers to stop and prints the container's
return code

Signed-off-by: baude <bbaude@redhat.com>

Dockerfile

@@ -12,6 +12,7 @@ RUN apt-get update && apt-get install -y \
     curl \
     e2fslibs-dev \
     gawk \
+    gettext \
     iptables \
     pkg-config \
     libaio-dev \