[Add] coreplot support

[Update] connection scene separate

[Add] connect scene

[Add] Congratulations scene

[Add] analyzing the timer

[Add] new challenge struct

[Add] Join Description refactor

[Add] carts and dependency controllers

[Add] refresh control

[Add] join description

[Add] timer scene

[Add] networking

[Add] Router and API classes

[Add] building the challenge

[Add] Exercise and Round viewcontrollers