net/aslookup: unexpire by updating to 0.13d

• Various fixes are performed, by Chris, dinoex and myself.
• MASTER_SITES and WWW changed to a new home.
• AS queries are now ran against whois.epoch.net, the former server went offline.
• Hand over maintainership to Chris

PR: 246187
Submitted by: Chris Hutchinson
Approved by: previous maintainer
MFH: 2020Q3