Lesson 4.1 finished
Lesson 4.1 and 4.2 are done, might need editing, working on Lab now
L4 Assignment done, have to make sure the tests work
Tests work, yay! This is done.
Oops, the executable snuck in there, still done though
4.2 lab done, all labs are done!
I don't know it said I hadn't saved?
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Fixed grammatical errors.
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Update README.md
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Update README.md

fix grammar errors
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md

added assignment portion