adding tmp icon for app, extending memory size for php in .htaccess

.htaccess

-ErrorDocument 404 //owncloud/core/templates/404.php
+ErrorDocument 404 /owncloud/core/templates/404.php
 <IfModule mod_php5.c>
-	php_value upload_max_filesize 512M
-	php_value post_max_size 512M
-  php_value memory_limit 128M
-	SetEnv htaccessWorking true
+php_value upload_max_filesize 512M
+php_value post_max_size 512M
+php_value memory_limit 128M
+SetEnv htaccessWorking true
 </IfModule>
 Options -Indexes

apps/gallery/appinfo/app.php

@@ -8,6 +8,6 @@ OC_App::addNavigationEntry( array(
  'id' => 'gallery_index',
  'order' => 20,
  'href' => OC_Helper::linkTo('gallery', 'index.php'),
- 'icon' => '',
+ 'icon' => OC_Helper::linkTo('', 'core/img/filetypes/image.png'),
  'name' => 'Gallery'));
 ?>