Update demo for 5.8.6

demo.js

@@ -85,6 +85,7 @@ app.controller('MainCtrl', function ($scope, $rootScope, $timeout, $uibModal) {
       ceil: 100,
       step: 1,
       minRange: 10,
+      maxRange: 30,
       pushRange: true
     }
   };

index.html

@@ -91,7 +91,7 @@
   </article>
 
   <article>
-    <h2>Range slider with minimum range of 10 and pushRange option</h2>
+    <h2>Range slider with minimum range of 10, maximum of 30 and pushRange option</h2>
     <rzslider
       rz-slider-model="pushRangeSlider.minValue"
       rz-slider-high="pushRangeSlider.maxValue"

snippets/pushRangeSlider.js

@@ -6,6 +6,7 @@ $scope.slider = {
         ceil: 100,
         step: 1,
         minRange: 10,
+        maxRange: 30,
         pushRange: true
     }
 };