[-] installer : fixed bug #PSCFV-2303

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@15253 b9a71923-0436-4b27-9f14-aed3839534dd

install-dev/models/install.php

@@ -368,6 +368,9 @@ class InstallModelInstall extends InstallAbstractModel
 		// Clear smarty cache
 		$this->clearSmartyCache();
 		
+		//clear image cache in tmp folder
+		Tools::deleteDirectory(_PS_TMP_IMG_DIR_, false);
+		
 		$default_data = array(
 			'shop_name' =>		'My Shop',
 			'shop_activity' =>	'',