Yet? Does that mean if I wait I wouldn't have to spend that huge amount of money on the modified PCM and that they will update the i2 for the new 2015 models?

I have a 2015 Jeep Wrangler JK and I bought the i2 tool for it. The two things I wanted to do is first to set up the tires to the new ones I installed and install a performance tune. I have successfully attempted to change the size of the wires through Advanced Tune --> Quick Adjust --> Tire Size ...