Adding fix to ticket uxsolutions#113 , this will cause the value of the calendar to be updated to match the current data-date value of the element the date picker is attached to.

rjfranco · rjfranco · commit 8b16a84de9f1 · 2012-07-03T16:21:37.000-07:00
diff --git a/js/bootstrap-datepicker.js b/js/bootstrap-datepicker.js
@@ -106,6 +106,7 @@
 		show: function(e) {
 			this.picker.show();
 			this.height = this.component ? this.component.outerHeight() : this.element.outerHeight();
+			this.update();
 			this.place();
 			$(window).on('resize', $.proxy(this.place, this));
 			if (e ) {
