Log Message:
Updating textproc/p5-Text-CSV_XS from 0.67 to 0.68

Upstream changes:
2009-09-25 0.68 - H.Merijn Brand   <h.m.brand@xs4all.nl>
    * Attribute auto_diag now localizes to +1 if autodie is active
    * Output name generation in csv2xls (RT#48954)
    * Added csvdiff to examples/
    * Reordered docs. Rewrote SYNOPSIS to be more like a real-world
      code example