added lab submissions folder
my first commit
initial commit
my first git commit!
my first git commit
lab01 test commit
my first commit
harshi's first commit
my first GA commit
my first git commit!
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test_saurabh
my first commit
my first git commit!
removed notes
changed wording
Sean's commit worked WOW
Update lab_01a.md

Expand on the git content.
Update lab_01a.md

Add notes about testing for whether homebrew or git are already installed.
added lecture 2 files