Set MAC address on "Save Settings"

Make a REST call to set the MAC address when the
"Save Settings" button is pressed.

Tested: Verified the MAC Address is set.
Change-Id: I39f6d4688842b3453fd219795d07f819ba4ba481
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/app/configuration/styles/network.scss b/app/configuration/styles/network.scss
index b4bd72d..26653fd 100644
--- a/app/configuration/styles/network.scss
+++ b/app/configuration/styles/network.scss
@@ -43,4 +43,8 @@
       margin: .5em;
     }
   }
-}
\ No newline at end of file
+  .set_network_error
+  {
+    margin-left: 3em;
+  }
+}