and you want to play the latest version right now? there is still the old way of installing
follow these instructions
1. Run forge installer v 14.1.1354 for minecraft 1.8
2. (for windows) do Windows Key + R then type in "%appdata%" without the "
3. go to your .minecraft
4. if you dont see a mods folder create one
5. drag and drop pixelmon 4.0.4.jar in the folder
6. run minecraft
Thats it if you need more help pleae make shure to reply to this or send me a PM if you have any questions thank you!