change: sample structure

fix: tooltip of some readonly column in editing mode
feature: adapt filter panel's height

lib/ui/css/functions/func.scss

@@ -44,6 +44,11 @@
     }
 }
 
+@mixin wrap() {
+    white-space: normal;
+    word-break: break-word;
+}
+
 @mixin ui-check() {
     .ui-check-inner {
         position: relative;