master updated (b49c174010 -> 33611906e8)

[Stefan Kangas]

skangas pushed a change to branch master.

      from  b49c174010 Fix about:protocols in EWW
       new  d056bb0d99 Rename pod2man-program to cperl-pod2man-program
       new  7471781dda Rename nil-blank-string to eshell-nil-blank-string
       new  33611906e8 Rename make-doctor-variables to doctor-make-variables


Summary of changes:
 lisp/eshell/em-unix.el       | 6 ++++--
 lisp/play/doctor.el          | 9 +++++----
 lisp/progmodes/cperl-mode.el | 7 ++++---
 3 files changed, 13 insertions(+), 9 deletions(-)