Undefined variable and property

[widoz]

Hi,

When I'm go in to plugin-install.php on my network installation I get this notices

Notice: Undefined variable: url in wp-content/plugins/git-plugin-updates/includes/class-updater.php on line 123

Notice: Undefined property: GPU_Updater_Github::$branch in /wp-content/plugins/git-plugin-updates/includes/class-updater.php on line 84