Update connections.cgi: Show byte counters.

The connections.cgi file has been rewritten to read
the needed information directly from the kernel.

Byte counters have been added which show how much data
has been transmitted over one connection in each
direction.

config/rootfiles/common/misc-progs

@@ -5,6 +5,7 @@ usr/local/bin/backupctrl
 usr/local/bin/dhcpctrl
 usr/local/bin/extrahdctrl
 usr/local/bin/fireinfoctrl
+usr/local/bin/getconntracktable
 usr/local/bin/getipstat
 usr/local/bin/getiptstate
 #usr/local/bin/iowrap

config/rootfiles/core/61/filelists/files

@@ -7,4 +7,5 @@ srv/web/ipfire/cgi-bin/ovpnmain.cgi
 srv/web/ipfire/cgi-bin/proxy.cgi
 var/ipfire/general-functions.pl
 var/ipfire/langs
+usr/local/bin/getconntracktable
 usr/sbin/redirect_wrapper