First commit, base version A OK

ReadMe.md

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+# addresslog
+
+Very basic ```sh``` script to log your IP into a csv file.

addresslog_data.csv

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+datetime(iso8601),hostname,IPv4,IPv6

addresslog_script.sh

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+#!/bin/sh
+
+# Define vars
+
+AL_CSV="addresslog_data.csv"
+AL_DATE=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
+AL_IPv4=$(curl -4s ifconfig.co)
+AL_IPv6=$(curl -6s ifconfig.co)
+
+printf "$AL_DATE,$(hostname),$AL_IPv4,$AL_IPv6\n" >> $AL_CSV