Small dialog improvements for new_user_dialog plugin

skins/elastic/styles/widgets/forms.less

@@ -119,6 +119,11 @@ html.ms .propform {
     .nav-tabs {
         margin-bottom: 1rem;
     }
+
+    .hint {
+        margin-bottom: 1em;
+        font-style: italic;
+    }
 }
 
 @media screen and (max-width: @screen-width-mini) {

skins/elastic/styles/widgets/jqueryui.less

@@ -84,6 +84,7 @@
         .ui-dialog-title {
             line-height: @layout-touch-header-height;
             font-size: @layout-touch-header-font-size;
+            padding: 0 1rem;
         }
 
         .ui-dialog-content {

skins/elastic/ui.js

@@ -530,7 +530,7 @@ function rcube_elastic_ui()
 
         $('.toolbarmenu select', context).addClass('form-control');
         if (context != document) {
-            $('select,input:not([type="checkbox"],[type="radio"])', context).addClass('form-control');
+            $('select,textarea,input:not([type="checkbox"],[type="radio"])', context).addClass('form-control');
         }
 
         // Make message-objects alerts pretty (the same as UI alerts)