Merge branch 'blead' of ssh://perl5.git.perl.org/gitroot/perl into blead

* 'blead' of ssh://perl5.git.perl.org/gitroot/perl:
  Return 0 (with a warning) for sprintf("%.0g") and sprintf("%.0f")
  Updating list of DOSish perls in perlport.pod.
  Add Porting/checkpodencoding.pl to MANIFEST
  separate the 0755 from the . $TAINT0. this silences the warning "Dot after octal literal is concatenation".
  Clarify that mail to perlbug also goes to p5p