MULE-6564: Using cxf:configuration element prevents generation of WSDL on JAXWS SOAP component
(cherry picked from commit 9d2a83e)
(cherry picked from commit 52fbe46)
MULE-6880: FTP responseTimeout has no effect

_ Setting responseTimeout on the FTPClient in the connector. A better solution could be to set that value right in the factory, but that requires changes inthe API.
_ Adding FtpConnectionFactory#createFtpClient to let test subclasses to override the default behavior.