addons AmxxCurl 1.1.1

Fixed error "Failed to send data to host"

1. Improving performance (faster by an order, cpu load is much lower);
2. Now server will await all transfers to complete before map changed instead interrupt.

1. Fixed crash on call curl_easy_perform in curl_easy_perform callback for same curl handle;
2. Fixed non-working curl_formadd and curl_formfree.