branch master updated (ae792db -> 9ea0cda)

[Danny Milosavljevic]

dannym pushed a change to branch master
in repository guix.

      from  ae792db   gnu: Add tango-icon-theme.
       new  9ea0cda   gnu: rustc: Update to 1.16.0. gnu: cargo: Update to 
0.17.0.

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/rust.scm | 70 ++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 53 insertions(+), 17 deletions(-)