ISSUE-34|rm_unwantedcomponents|Remove all unwanted images

Author: Nishara Ramasinghe

Diff for: documentation/css/demo.css

@@ -71,7 +71,6 @@
 
 }
 .navigation-example{
-    background-image: url('../img/ilya-yakover.jpg');
     background-position: center center;
     background-size: cover;
     background-attachment: fixed;

Diff for: documentation/tutorial-components.html

@@ -97,13 +97,6 @@
     /*     position: relative; */
 }
 
-.navigation-example {
-    background-image: url('../img/ilya-yakover.jpg');
-    background-position: center center;
-    background-size: cover;
-    background-attachment: fixed;
-    margin-top: 0;
-}
 
 #notifications {
     background-color: #FFFFFF;