Add a User-Agent http header to curl requests

modules/juce_core/native/juce_curl_Network.cpp

@@ -133,10 +133,16 @@ private:
                      const int maxRedirects, const String& headers,
                      bool isPost, const String& httpRequest, size_t postSize)
     {
+        curl_version_info_data* data = curl_version_info (CURLVERSION_NOW);
+        jassert (data != nullptr);
+
+        String userAgent = String ("curl/") + data->version;
+
         if (curl_easy_setopt (curl, CURLOPT_URL, address.toRawUTF8()) == CURLE_OK
              && curl_easy_setopt (curl, CURLOPT_WRITEDATA, this) == CURLE_OK
              && curl_easy_setopt (curl, CURLOPT_WRITEFUNCTION, StaticCurlWrite) == CURLE_OK
-             && curl_easy_setopt (curl, CURLOPT_MAXREDIRS, static_cast<long> (maxRedirects)) == CURLE_OK)
+             && curl_easy_setopt (curl, CURLOPT_MAXREDIRS, static_cast<long> (maxRedirects)) == CURLE_OK
+             && curl_easy_setopt (curl, CURLOPT_USERAGENT, userAgent.toRawUTF8()) == CURLE_OK)
         {
             if (isPost)
             {