Introduce lazyload option with default value true.

This can be set false when language list is very small.

Change-Id: I024f01a2a62f0d0def553e2d6f7a3fdcce1a7968

src/jquery.uls.lcd.js

@@ -262,11 +262,11 @@
 				var $ulsLanguageList = $( this ),
 					scrollTop = $ulsLanguageList.position().top,
 					scrollBottom = $ulsLanguageList.height();
-
-				if ( this.offsetHeight + this.scrollTop >= this.scrollHeight / 2 ) {
-					lcd.$element.trigger( 'scrollend' );
+				if ( lcd.options.lazyload ) {
+					if ( this.offsetHeight + this.scrollTop >= this.scrollHeight / 2 ) {
+						lcd.$element.trigger( 'scrollend' );
+					}
 				}
-
 				// The region section need to be in sync with the map filter.
 				var inviewRegion = 'WW';
 				lcd.$element.find( 'div.uls-lcd-region-section' ).each( function () {
@@ -304,7 +304,8 @@
 	};
 
 	$.fn.lcd.defaults = {
-		languages: null
+		languages: null,
+		lazyload: true
 	};
 
 	$.fn.lcd.Constructor = LanguageCategoryDisplay;