Disabled SSLv3 by default (ticket #653).

src/http/modules/ngx_http_proxy_module.c

diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
index 00e8923..514c23b 100644
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -3168,9 +3168,8 @@
                               prev->upstream.ssl_session_reuse, 1);
 
     ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols,
-                                 (NGX_CONF_BITMASK_SET|NGX_SSL_SSLv3
-                                  |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
-                                  |NGX_SSL_TLSv1_2));
+                                 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1
+                                  |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2));
 
     ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers,
                              "DEFAULT");