Client can not handle hostnames with 63 bytes when a port is given in…

… the url aio-libs#1044

I handled by reconstructing url string.
And I used function make_netlog in client_reqrep.py

aiohttp/client_reqrep.py

@@ -126,18 +126,14 @@ def update_host(self, url):
             host = host.encode('idna').decode('utf-8')
             #To show more compact to implement codes, I used 'make_netloc' function.
             #I think it would be nicer... than implement all contents.
-            netloc = self.make_netloc(url_parsed.username,
-                                      url_parsed.password,
-                                      host,
-                                      url_parsed.port)
+            netloc = self.make_netloc(host, url_parsed.port)
         except UnicodeError:
             raise ValueError('URL has an invalid label.')
 
         # basic auth info
         username, password = url_parsed.username, url_parsed.password
         if username:
             self.auth = helpers.BasicAuth(username, password or '')
-            netloc = netloc.split('@', 1)[1]
 
         # Record entire netloc for usage in host header
         self.netloc = netloc
@@ -155,16 +151,11 @@ def update_host(self, url):
         self.host, self.port, self.scheme = host, port, scheme
 
     #Already Coded from yarl project.. I just copied it!
-    def make_netloc(self, user, password, host, port):
+    #Netlog needs only host and port strings.
+    def make_netloc(self, host, port):
         ret = host
         if port:
             ret = ret + ':' + str(port)
-        if password:
-            if not user:
-                raise ValueError("Non-empty password requires non-empty user")
-            user = user + ':' + password
-        if user:
-            ret = user + '@' + ret
         return ret
 
     def update_version(self, version):