branch master updated (4c2a38c -> b158f1d)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  4c2a38c   gnu: emacs: Update to 24.5.
       new  ce6fc7d   build: Build and install (guix build-system haskell).
       new  b158f1d   system: Allow users to PTRACE_ATTACH to their own 
processes.

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:
 Makefile.am              |    1 +
 gnu/build/activation.scm |   13 +++++++++++++
 gnu/system.scm           |    3 +++
 3 files changed, 17 insertions(+), 0 deletions(-)