Fixed malformed Access-Control-Allow-Methods header. Was causing Safari to barf on POST and DELETE.

........

Merged revisions 401106 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@401316 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_ari.c

@@ -441,7 +441,7 @@ static void handle_options(struct stasis_rest_handlers *handler,
 	/* CORS 6.2 #9 - "Add one or more Access-Control-Allow-Methods headers
 	 * consisting of (a subset of) the list of methods."
 	 */
-	ast_str_append(&response->headers, 0, "%s: OPTIONS,%s\r\n",
+	ast_str_append(&response->headers, 0, "%s: OPTIONS%s\r\n",
 		       ACA_METHODS, ast_str_buffer(allow));