branch master updated (81abe37 -> afc2bf5)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  81abe37   gnu: liblog: Build library correctly.
       new  6283431   gnu: Add opencv.
       new  afc2bf5   gnu: rust: Do not refer to 'gcc' from the top level.

The 2 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-processing.scm | 200 ++++++++++++++++++++++++++++++++++++++
 gnu/packages/rust.scm             |  15 ++-
 2 files changed, 214 insertions(+), 1 deletion(-)