Supply CT list in procfs (OBSOLETE)

configname: CONFIG_NF_CONNTRACK_PROCFS

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Core Netfilter Configuration
└─>Supply CT list in procfs (OBSOLETE)
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This option enables for the list of known conntrack entries
to be shown in procfs under net/netfilter/nf_conntrack. This
is considered obsolete in favor of using the conntrack(8)
tool which uses Netlink.