Merge pull request #4984 from rened/master

fixed some typos
libsoup: update, mainly bugfixes inside
firefox: Use regular linker

It builds on Nix >= 1.8pre3890 due to the removal of the
ADDR_LIMIT_3GB personality flag.
nixUnstable: Update to 1.8pre3890_8cfe939
Merge branch 'staging'
update julia, make it portable accross cpu architectures
enable different useraccount name for gitolite user
libgphoto-2.4: remove the old unneeded version
libusb-compat: propagate libusb1 to fix -ludev failures
stuntrally: update from 2.4 to 2.5
Merge pull request #4985 from rened/master

update julia, make it portable accross cpu architectures
pocketsphinx: update from 0.7 to 0.8
rxp: update from 1.2.3 to 1.5.0
kernel: 3.10.59 -> 3.10.60
kernel: 3.2.63 -> 3.2.64
kernel: Remove 3.17 buildfix
kernel: Remove 3.15
Actually remove linux_3_15
nixos/unifi: Remove old ROOT.war links before relinking
foomatic-filters: fix building with cups-2