fix(.slide-left-right-ios7): do not give borders to header/footer bars

Closes #1232

Author: ajoslin

scss/_animations.scss

@@ -346,8 +346,10 @@ $ios7-transition-duration: 250ms;
     bottom: 0;
     left: -1px;
     width: auto;
-    border-right: 1px solid #ddd;
-    border-left: 1px solid #ddd;
+    &:not(.bar) {
+      border-right: 1px solid #ddd;
+      border-left: 1px solid #ddd;
+    }
   }
   > .ng-enter, &.ng-enter {
     /* NEW content placed far RIGHT BEFORE it slides IN from the RIGHT */