fix(style): modify indicator and icon style

app/sanji-window/sanji-window-loading.tpl.html

@@ -1,6 +1,6 @@
 <script type ="text/ng-template" id="sanji-window-loading.tpl.html">
   <div class="sj-window-loading" layout layout-align="space-around">
-    <md-progress-circular class="sj-spinner-bg md-whiteframe-1dp"
+    <md-progress-circular class="sj-spinner-bg md-whiteframe-2dp"
     md-diameter="35px" md-mode="indeterminate"></md-progress-circular>
   </div>
 </script>

app/sanji-window/sanji-window.scss

@@ -46,7 +46,7 @@ $card-header-color: #5e5e5e;
 
 .sj-spinner-bg {
   background-color: #fff;
-  padding: 5px !important;
+  border: 5px solid #fff;
   border-radius: 50%;
 }
 

app/sanji-window/sanji-window.tpl.html

@@ -6,13 +6,13 @@ <h3 flex ng-bind="vm.windowName"></h3>
         <div flex class="sj-window-btn-group">
         <md-button ng-if="undefined!==vm.showLoadingBtn"
         type="button" aria-label="Refresh" class="md-icon-button" ng-click="vm.refresh()">
-            <ng-md-icon icon="refresh"></ng-md-icon>
+            <md-icon ng-md-icon icon="refresh"></md-icon>
           </md-button>
           <md-menu ng-if="1 < vm.sanjiWindowMgr.links.length"
           md-position-mode="target-right target">
           <md-button type="button" aria-label="Open menu" class="md-icon-button"
           ng-click="$mdOpenMenu($event)">
-              <ng-md-icon md-menu-origin icon="apps"></ng-md-icon>
+              <md-icon ng-md-icon md-menu-origin icon="apps"></md-icon>
             </md-button>
             <md-menu-content width="4">
               <md-menu-item ng-repeat="state in vm.sanjiWindowMgr.links track by $index">