Tweak to limit flickering when Chosen replaces the SELECT fields.

assets/css/app.css

@@ -57,6 +57,11 @@ hr {
     border-top: 1px solid rgba(0, 0, 0, 0.1);
     border-bottom: 1px solid rgba(255, 255, 255, 0.3);
 }
+
+#board-selector,
+.chosen-select {
+    min-height: 27px; /* Reserve some space to avoid re-layout due to chosen */
+}
 /* links */
 a {
     color: #3366CC;
@@ -735,6 +740,10 @@ nav .active a {
     font-size: 0.95em;
 }
 
+#more-filters {
+    display: none; /* Hide this filter initially, to avoid re-layout */
+}
+
 /* public board */
 .public-board {
     margin-top: 5px;