private function create_packages() {
		$packages = array();
		foreach ( $this->translations as $translation ) {
			$package = array();
			foreach ( $this->directory_list as $file ) {
				if ( false !== stripos( $file, $translation ) ) {
					$package[] = $this->language_files_dir . '/' . $file;
				}
			}
			$packages[ $translation ] = $package;
		}

		return $packages;
	}