SPDY: fixed parsing of http version

[Xiaochen Wang]

# HG changeset patch
# User Xiaochen Wang <wangxiaochen0 at gmail.com>
# Date 1392123256 -28800
# Node ID d8d499624b0941a989e43538ac33aead31d55efb
# Parent  eeb3c27191471471ff8c3853d847399264498463
SPDY: fixed parsing of http version

There is an error while parsing multi-digit minor version numbers (e.g. "HTTP/1.10").

diff -r eeb3c2719147 -r d8d499624b09 src/http/ngx_http_spdy.c
--- a/src/http/ngx_http_spdy.c	Tue Feb 04 17:13:35 2014 +0400
+++ b/src/http/ngx_http_spdy.c	Tue Feb 11 20:54:16 2014 +0800
@@ -2794,6 +2794,10 @@
 
         ch = *p;
 
+        if (ch == '.') {
+            break;
+        }
+
         if (ch < '0' || ch > '9') {
             return NGX_HTTP_PARSE_INVALID_REQUEST;
         }