Tests: relaxed SSL version used in testing. This ensures that tests can be properly run with old OpenSSL versions when using recent versions of IO::Socket::SSL (which defaults to TLS 1.2+ starting with IO::Socket:SSL version 2.082, and therefore not compatible with OpenSSL before 1.0.1).

--- a/ssl.t
+++ b/ssl.t
@@ -315,6 +315,7 @@ sub cert {
 
 sub get_ssl_context {
 	return IO::Socket::SSL::SSL_Context->new(
+		SSL_version => 'SSLv23',
 		SSL_verify_mode => IO::Socket::SSL::SSL_VERIFY_NONE(),
 		SSL_session_cache_size => 100
 	);