added php download of membershipments

vendor/symfony/polyfill-iconv/README.md

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+Symfony Polyfill / Iconv
+========================
+
+This component provides a native PHP implementation of the
+[php.net/iconv](https://php.net/iconv) functions
+(short of [`ob_iconv_handler`](https://php.net/ob-iconv-handler)).
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/main/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).