Connect from of Between using change event

We do not use any more tempusdominus so the dp.change event does not exist
anymore.

issue11020
review374401005
(grafted from d17fdbfd65e371281675511620c2d434e1f2c4a2)

--HG--
branch : 6.0

src/screen.js

@@ -633,7 +633,7 @@
         init: function(format, id) {
             this.format = format;
             Sao.ScreenContainer.BetweenDates._super.init.call(this, id);
-            this.from.on('dp.change', this._from_changed.bind(this));
+            this.from.change(this._from_changed.bind(this));
         },
         _get_value: function(entry, value) {
             return entry.find('input[type=text]').val();