Add modelschema test

  * Alligh run_tests.sh
    disable system-wide salt env - it's
    make no sense to test with non-isolated env.
    Extend some logging
  * Rename test pillar's
  * fix test pillar
  * fix auth_keys directory dependency
  * fix linux.system test process
  * fix known_host.sls - user actual user.name,instead of iterator one

Change-Id: I4a3a86e383136945433e7f33c37cf00b03ba1cdb
diff --git a/tests/pillar/client.sls b/tests/pillar/client.sls
new file mode 100644
index 0000000..bf746d9
--- /dev/null
+++ b/tests/pillar/client.sls
@@ -0,0 +1,27 @@
+linux:
+  system:
+    enabled: true
+    user:
+      testusername: &_user
+        enabled: true
+        name: testusername
+        sudo: true
+        uid: 9999
+        full_name: Test User
+        home: /home/testusername
+openssh:
+  client:
+    enabled: true
+    user:
+      testusername:
+        enabled: true
+        # Include from linux.system.user structure
+        user: *_user
+    known_hosts:
+    - name: repo.domain.com
+      type: rsa
+      fingerprint: dd:fa:e8:68:b1:ea:ea:a0:63:f1:5a:55:48:e1:7e:37
+    alive:
+      interval: 600
+      count: 3
+