StarFox Zero possibly delayed to July 2016?

[Darwinianevolution]

curl-6 said:

List of Nintendo-published Wii U games that were delayed: (So far)

Pikmin 3

Wonderful 101

Tropical Freeze

Wii Fit U

Wii Party U

Zelda U

Starfox Zero

Captain Toad 

Kirby and the Rainbow Curse

 Xenoblade Chronicles X

 

Nintendo's production pipeline is ridiculously inefficient.

Okay, how on Earth did Wii Fit U and Wii Party U need  a delay? What happened?