Fix dialog CSS issues (OHIF-114)

Packages/viewerbase/client/components/viewer/cineDialog/cineDialog.html

@@ -1,5 +1,5 @@
 <template name="cineDialog">
-    {{#form id='cineDialog' class='noselect' schema=instance.schema api=instance.api}}
+    {{#form id='cineDialog' class='dialog-animated noselect' schema=instance.schema api=instance.api}}
         {{>inputHidden key='intervalId'}}
         <div class="cine-navigation">
             <div class="btn-group">

Packages/viewerbase/client/components/viewer/confirmDeleteDialog/confirmDeleteDialog.html

@@ -1,5 +1,5 @@
 <template name="confirmDeleteDialog">
-    <div id="confirmDeleteDialog" tabindex="0">
+    <div id="confirmDeleteDialog" class="dialog-animated" tabindex="0">
         {{#if title}}
             <h5>{{title}}</h5>
         {{else}}

Packages/viewerbase/client/components/viewer/layoutChooser/layoutChooser.html

@@ -1,5 +1,5 @@
 <template name="layoutChooser">
-    <div id="layoutChooser" class="layoutChooser">
+    <div id="layoutChooser" class="layoutChooser dialog-animated">
         <table>
             <tr>
                 <td></td>