updated arrow icon, removed border in header

public/views/onboarding/tour.html

@@ -3,7 +3,7 @@
     <ion-nav-title></ion-nav-title>
     <ion-nav-buttons side="primary">
       <button class="button no-border" ng-click="goBack()">
-        <i class="icon ion-arrow-left-c"></i>
+        <i class="icon ion-ios-arrow-thin-left"></i>
       </button>
     </ion-nav-buttons>
     <ion-nav-buttons side="secondary">
@@ -32,7 +32,7 @@
         </div>
         <div class="row">
           <button class="button button-positive col col-75 next-slide" ng-click="slideNext()">
-            Got it <i class="icon ion-arrow-right-c"></i>
+            Got it <i class="icon ion-ios-arrow-thin-right"></i>
           </button>
         </div>
       </ion-content>

src/sass/common.scss

@@ -57,3 +57,9 @@
   margin-left: auto;
   margin-right: auto;
 }
+
+ion-header-bar{
+  button{
+    border:none;
+  }
+}