miscellaneous update

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2608 98333e67-4a24-44d7-a75c-e53540dd3050
Move prototype for RequestAuth to external header file

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2609 98333e67-4a24-44d7-a75c-e53540dd3050