branch master updated (5240402 -> 64ed4b6)

[Efraim Flashner]

efraim pushed a change to branch master
in repository guix.

      from  5240402   gnu: python-pyqt: Add qtwebkit.
       new  64ed4b6   gnu: optipng: Use system libraries.

The 1 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/packages/image.scm | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)