via meetup.com API: display meetup information on index page

[holaymolay]

• [x] Next upcoming meetup
• [ ] Button for joining code club
• [x] Button to RSVPing to next meetup
• [x] Make into bootstrap card

[holaymolay]

Question: Do we really need a join button?

If yes, why can't we just create a button that redirects to: https://secure.meetup.com/register/?returnUri=https://www.meetup.com/preview/codeclub?action=join

Note: visit that link in Incognito mode for full effect

[holaymolay]

This feature works. Closing issue