Added redhat-lsb-core (#1)

Example:
    [root@c1-10-1-20-106 ~]# lsb_release -a
    LSB Version:    :core-4.1-arm:core-4.1-noarch
    Distributor ID: Fedora
    Description:    Fedora release 20 (Heisenbug)
    Release:        20
    Codename:       Heisenbug