Typo Fixes and Bundle Announcement

I finally looked at this file for the first time since it had been uploaded and noticed a couple of spelling and grammar mistakes - I went ahead and finally fixed those. If there's one I missed, feel free to let me know.

The reason I finally came back to look at this game is because it is currently part of a bundle. The Itching For Games 2 bundle, containing What We Thought We Knew as well as 150+ other games all for the low low price of... Whatever you want! Itching for games is a PWYW bundle put together by Bundle Everywhere. Definitely give it a look over!