apt-offline: offline APT package manager
apt-offline: fixed typo
linux: Update to 3.13.6
grsecurity: Update stable and test patches

stable: 3.0-3.2.55-201403022154 -> 3.0-3.2.55-201403072107
test:   3.0-3.13.5-201403031445 -> 3.0-3.13.6-201403072241
apt-offline: set platforms
apt-offline: set platforms to linux

(Only tested on Linux; might work on other systems.)
Merge pull request #1837 from falsifian/apt-offline

apt-offline: offline APT package manager
pythonPackages.nose: 1.3.0 -> 1.3.1
pythonPackages.glances: 1.7.1 -> 1.7.4