Soon

A new fireworks feature, confirmed to come to 1.11.1

• Could be elytra boosting, that’s been suggested a lot recently and Jeb’s been listening to the fandom

• Oh, and no. Luck isn’t being removed anymore.

Iron Nuggets

• Searge couldn’t have made it more obvious

Something related to lava lakes

• I’m guessing they’ll get rid of surface lava lakes, at least in certain biomes, as they’re infamous for burning forests(and more recently woodland mansions)

A dragon pattern on banners

• Jeb showed interest in adding them

All of the pocket edition exclusive stuff

• They’re already doing that, slowly, but they are

Will probably come soon-ish

Birds and turtles(see the "Chat with Jeb" part)

• During Minecon, Jeb said birds are long overdue

• He also said turtles will added if he comes up with a use for the shells

Speculation

Differently colored trapdoors

• Searge posted numbers, which are the numbers on the LOST hatch, but squared