Fix IndexError in read_game on an unmatched ) after an illegal move - #1204

Fix IndexError in read_game on an unmatched ) after an illegal move#1204

eeshsaxena wants to merge 2 commits into

niklasf:masterniklasf/python-chess:masterfrom

eeshsaxena:fix/pgn-variation-stack-underfloweeshsaxena/python-chess:fix/pgn-variation-stack-underflowCopy head branch name to clipboard