Fix clearing multiple select fields

CHANGELOG.md

@@ -4,6 +4,7 @@
     * Fix: Select2 errors on product, order and coupon pages.
     * Fix: Notice about `WYSIJA` constant.
     * Fix: Re-add `jigoshop_form` class for Groups integration plugin.
+    * Fix: Clearing multiple select fields.
     * Improved: Add "Allow URL fopen" to System Info page.
     * Improved: Handling of Jigoshop Settings scripts.
 * 1.11.6 - 2014-09-05:

admin/jigoshop-admin-settings-api.php

@@ -37,9 +37,10 @@ protected function __construct(){
 	 * @since 1.3
 	 */
 	public function settings_scripts(){
+//		jigoshop_add_script('jquery-tools', JIGOSHOP_URL.'/assets/js/jquery.tools.min.js', array('jquery'), array('version' => '1.2.7'));
 		jigoshop_add_script('jigoshop-bootstrap-tooltip', JIGOSHOP_URL.'/assets/js/bootstrap-tooltip.min.js', array('jquery'), array('version' => '2.0.3'));
 		jigoshop_add_script('jigoshop-select2', JIGOSHOP_URL.'/assets/js/select2.min.js', array('jquery'));
-		jigoshop_add_script('jigoshop-settings', JIGOSHOP_URL.'/assets/js/settings.js', array('jquery'));
+		jigoshop_add_script('jigoshop-settings', JIGOSHOP_URL.'/assets/js/settings.js', array('jquery', 'jquery-tools'));
 	}
 
 	/**
@@ -323,7 +324,7 @@ public function validate_settings($input){
 						}
 					}
 
-					$value = isset($input[$setting['id']]) ? $input[$setting['id']] : null;
+					$value = isset($input[$setting['id']]) ? $input[$setting['id']] : false;
 
 					// we have a $setting
 					// $value has the WordPress user submitted value for this $setting

readme.txt

@@ -117,6 +117,7 @@ However, if you want priority, dedicated support from Jigoshop staff, we dp offe
 * Fix: Select2 errors on product, order and coupon pages.
 * Fix: Notice about `WYSIJA` constant.
 * Fix: Re-add `jigoshop_form` class for Groups integration plugin.
+* Fix: Clearing multiple select fields.
 * Improved: Add "Allow URL fopen" to System Info page.
 * Improved: Handling of Jigoshop Settings scripts.