the user may see (mostly error messages and the output of "svn info").
* doc/book/book/appc.xml
* doc/book/book/ch04.xml
* doc/book/book/ch08.xml
* doc/translations/french/client.texi
* subversion/clients/cmdline/import-cmd.c
* subversion/clients/cmdline/info-cmd.c
* subversion/clients/cmdline/main.c
* subversion/include/svn_error_codes.h
* subversion/libsvn_client/checkout.c
* subversion/libsvn_client/commit_util.c
* subversion/libsvn_client/ls.c
* subversion/libsvn_client/prop_commands.c
* subversion/libsvn_ra_dav/props.c
* subversion/libsvn_wc/entries.c
* subversion/svnadmin/main.c
* subversion/svnlook/main.c
* subversion/tests/clients/cmdline/getopt_tests_data/svn_help_log_switch_stdout
Change "Url" and "url" to "URL" in user-visible strings.
