Beef up the example inventory

Signed-off-by: martin f. krafft <madduck@madduck.net>
diff --git a/examples/nodes/munich/yellow.example.org.yml b/examples/nodes/munich/yellow.example.org.yml
new file mode 100644
index 0000000..7647e86
--- /dev/null
+++ b/examples/nodes/munich/yellow.example.org.yml
@@ -0,0 +1,9 @@
+classes:
+  - example.org
+  - debian.release.wheezy
+  - hosted@munich
+  - salt.minion
+  - mail.relay
+environment: dev
+parameters:
+  rgb_colour_code: "00ffff"