Version Control With Subversion Source

* doc/book/book/ch09.xml
Document the new options for "svn list".

* subversion/clients/cmdline/ls-cmd.c
(kind_str): New helper function.
(print_dirents_xml): New.
(svn_cl__ls): Output XML if requested.

* subversion/clients/cmdline/main.c
(svn_cl__cmd_table):
Add "--incremental" and "--xml" options to "list" command.

* tools/client-side/bash_completion
(_svn): Add "--incremental" and "--xml" options to "list" command.