Create goaccessrc on servers with presets for nginx log

It's really handy to have goaccess available on our servers that host an NGinX server to analyze incoming traffic. We should install it automatically and create the .goaccessrc on each server with a matching log statement.

time-format %H:%M:%S
date-format %d/%b/%Y
log-format %h %^[%d:%^] "%r" %s %b "%R" "%u" %^ %T