Added git.md

gh-4
Update git.md

Added documentation
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Update git.md

Removed white space
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Update git.md

Removed whitespace
Update git.md

Fixed typo
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Update git.md

Modified wording to remove ambiguity of who is to perform the git commands
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Update git.md

Added delete branch instructions
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Update git.md

Added merge conflict resolution
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Merge branch 'gh-4'