Converting the modal to the new structure and styling it

Packages/ohif-core/client/components/bootstrap/dialog/form.html

@@ -1,7 +1,7 @@
 <template name="dialogForm">
     <div id="{{this.id}}" class="modal fade {{this.class}}" tabindex="-1" role="dialog">
         <div class="modal-dialog {{this.dialogClass}}" role="document">
-            {{#form class='modal-content' hideValidationBox=true
+            {{#form class=(concat 'modal-content ' this.formClass) hideValidationBox=true
                 api=(extend instance.api instance.data.api) schema=this.schema
             }}
                 {{>dialogHeader this}}