demo: Move redis example to ./examples

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

examples/redis-os.yml

@@ -0,0 +1,31 @@
+# Minimal YAML to run a redis server (used at DockerCon'17)
+# connect: nc localhost 6379
+kernel:
+  image: "linuxkit/kernel:4.9.x"
+  cmdline: "console=ttyS0 console=tty0 page_poison=1"
+init:
+  - linuxkit/init:63eed9ca7a09d2ce4c0c5e7238ac005fa44f564b
+  - linuxkit/runc:b0fb122e10dbb7e4e45115177a61a3f8d68c19a9
+  - linuxkit/containerd:18eaf72f3f4f9a9f29ca1951f66df701f873060b
+services:
+  - name: dhcpcd
+    image: "linuxkit/dhcpcd:0d4012269cb142972fed8542fbdc3ff5a7b695cd"
+    binds:
+     - /var:/var
+     - /tmp/etc:/etc
+    capabilities:
+     - CAP_NET_ADMIN
+     - CAP_NET_BIND_SERVICE
+     - CAP_NET_RAW
+    net: host
+  - name: redis
+    image: "redis:3.0.7-alpine"
+    capabilities:
+     - CAP_NET_BIND_SERVICE
+     - CAP_CHOWN
+     - CAP_SETUID
+     - CAP_SETGID
+     - CAP_DAC_OVERRIDE
+    net: host
+outputs:
+  - format: kernel+initrd