[List] Added ListIterator.has_another(n) and .peek(lookahead)
[List] Added ListIterator.has_another(n) and .peek(lookahead)

- .has_another(1) equivalent to .has_another()
- .peek(0) equivalent to .peek()

Plasmaworks/Rogue,Plasmaworks/Rogue,AbePralle/Rogue,Plasmaworks/Rogue,AbePralle/Rogue,Plasmaworks/Rogue