Happy Hour implies alcohol, which may not always be inclusive. It's likely many events will be at a bar/restaurant, but want to make sure not to put out the vibe that you have to drink.
Joe Fiorini's statement was moved up into the Code Cleveland definition, his name removed (Sorry, Joe!)
Diversity and Inclusiveness references the Code of Conduct, which I think is just as applicable for the repository as participation in the community at large