Fixed HTTP repositories in non standard HTTP port (80).

The code didn't take into account for different ports and simply ignored
them, now they work correctly. This fixes issue 10 in googlecode.

lib/repository_sync_index.c

@@ -56,14 +56,20 @@ xbps_get_remote_repo_string(const char *uri)
 	 * Replace '.' ':' and '/' characters with underscores, so that
 	 * provided URL:
 	 *
-	 * 	http://www.foo.org/blah/xbps/binpkg-repo
+	 * 	http://nocturno.local:8080/blah/xbps/binpkg-repo
 	 *
 	 * becomes:
 	 *
-	 * 	http___www_foo_org_blah_xbps_binpkg_repo
+	 * 	http___nocturno_local_8080_blah_xbps_binpkg_repo
 	 * 	
 	 */
-	p = xbps_xasprintf("%s://%s%s", url->scheme, url->host, url->doc);
+	if (url->port != 0)
+		p = xbps_xasprintf("%s://%s:%u%s", url->scheme,
+		    url->host, url->port, url->doc);
+	else
+		p = xbps_xasprintf("%s://%s%s", url->scheme,
+		    url->host, url->doc);
+
 	fetchFreeURL(url);
 	if (p == NULL)
 		return NULL;