Sync plugins from current page

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/advanced-custom-fields/assets/build/js/_acf-field-button-group.js

@@ -0,0 +1,45 @@
+(function($, undefined){
+	
+	var Field = acf.Field.extend({
+		
+		type: 'button_group',
+		
+		events: {
+			'click input[type="radio"]': 'onClick'
+		},
+		
+		$control: function(){
+			return this.$('.acf-button-group');
+		},
+		
+		$input: function(){
+			return this.$('input:checked');
+		},
+		
+		setValue: function( val ){
+			this.$('input[value="' + val + '"]').prop('checked', true).trigger('change');
+		},
+		
+		onClick: function( e, $el ){
+			
+			// vars
+			var $label = $el.parent('label');
+			var selected = $label.hasClass('selected');
+			
+			// remove previous selected
+			this.$('.selected').removeClass('selected');
+			
+			// add active class
+			$label.addClass('selected');
+			
+			// allow null
+			if( this.get('allow_null') && selected ) {
+				$label.removeClass('selected');
+				$el.prop('checked', false).trigger('change');
+			}
+		}
+	});
+	
+	acf.registerFieldType( Field );
+
+})(jQuery);