Add kitchen tests + travis ci

- enable topics on test pillar
- add integration test for sudo enabled groups
- use loop devices only for storage suite
- example inspec test for sudo state
diff --git a/tests/pillar/network.sls b/tests/pillar/network.sls
index a8dfee6..bf8b176 100644
--- a/tests/pillar/network.sls
+++ b/tests/pillar/network.sls
@@ -1,25 +1,26 @@
 linux:
   system:
     enabled: true
-    domain: local
+    domain: ci.local
+    name: linux
   network:
     enabled: true
-    hostname: test01
-    fqdn: test01.local
+    hostname: linux
+    fqdn: linux.ci.local
     network_manager: false
-    interface:
-      eth0:
-        enabled: true
-        type: eth
-        address: 192.168.0.102
-        netmask: 255.255.255.0
-        gateway: 192.168.0.1
-        name_servers:
-        - 8.8.8.8
-        - 8.8.4.4
-        mtu: 1500
-      vlan69:
-        enabled: true
-        type: vlan
-        use_interfaces:
-        - interface: ${linux:interface:eth0}
+    #interface:
+      #eth0:
+        #enabled: true
+        #type: eth
+        #address: 192.168.0.102
+        #netmask: 255.255.255.0
+        #gateway: 192.168.0.1
+        #name_servers:
+        #- 8.8.8.8
+        #- 8.8.4.4
+        #mtu: 1500
+      #vlan69:
+        #enabled: true
+        #type: vlan
+        #use_interfaces:
+        #- interface: ${linux:interface:eth0}