Added Path.run_from_path?, which returns true if babushka was run implicitly from $PATH, as opposed to from a specific location like bin/babushka.rb.
Added Path.run_from_path?, which returns true if babushka was run implicitly from $PATH, as opposed to from a specific location like bin/babushka.rb.

victorklos/babushka,victorklos/babushka,victorklos/babushka