Update README.md

fixup flag options
Update bingo.list

sort bingo.list
remove duplicates from bingo.list
add words to bingo.list;
Merge pull request #3 from ed-flanagan/readme-changes

Update README.md
Merge pull request #2 from ed-flanagan/list-changes

I mean, I don't really think the list needed to be sorted, but ¯\_(ツ)_/¯
fix merge conflicts