Updated Usage and Options in README for clarity (readability)
Updated Usage and Options in README for clarity (readability)

Options were not placed on their own line which made reading them difficult, placing them in Code blocks fixed it.
amirouche/pythonium,rcarmo/pythonium,rcarmo/pythonium,skariel/pythonium,skariel/pythonium,amirouche/pythonium,amirouche/pythonium