miscellaneous update

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2620 98333e67-4a24-44d7-a75c-e53540dd3050
Send Access-Control-Allow_Headers

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2621 98333e67-4a24-44d7-a75c-e53540dd3050