Log Message:
Update to 1.12. From the changelog:

* Add field number to error_diag
* Fixed non-IO parsing multi-byte EOL
* Fixed a possible missed multi-byte EOL
* Allow hashref for csv ()'s headers attribute
* Allow encoding on all output handles in csv ()
* Include doc changes as ticketed in the Text::CSV queue
* Fix parallel testing issue
* Allow csv as method call (not using the object)
* Rename quote_null to escape_null
* Give meaning to keep_meta_info on output