melbourne.ruby.org.au link for talks submissions

[quintrino]

Currently the Melbourne Ruby Meetup links to github for it's talks issues, which is a long url/ dense QR Code

Short term feature request
have melbourne.ruby.org.au/talks link to github page
Tagging @HashNotAdam or @simran-sawhney to paste the github talks issue link below.

long term feature request
have a config in the city sites config where a city can place their link and then
city.ruby.org.au/talks redirects to that link