Add event type to table on frontpage of events.wordpress.org

[jdevalk]

The event type is the only thing you can filter the events.wordpress.org table by that is not in the table on that page. I think there's enough space to add it and it would slightly better distinguish events from one another.

[hideokamoto]

Hi @jdevalk,
What do you think about this screenshot?

I think it will help to resolve this issue.

[jdevalk]

LGTM

[hideokamoto]

Thank you!
I made the pull request about it!
#1352
@jdevalk cc: @renintw