Added key mapping for "undo last score" on keys "c" and "-"

Fix to prevent focus of score input when pressing [ r ] or [ / ] while chat input is focused.

Removed player selection on initial launch, own score is now detected directly by the script.

Enjoy!

• Fixed rest score for local guest game
• added score autoselect when playing local game or against computer.
• Playing against online opponents still requires selecting your side.
• Fixed rest input appearing on cricket games.

added hotkey on 'r' and '/' to trigger rest score input