### Test
ruby -Ilib:test ./test/bottles_test.rb -p
flog lib/bottles.rb
29.2: flog total
3.2: flog/method average
5.9: Bottles#verses lib/bottles.rb:9
5.7: Bottles#line_two lib/bottles.rb:20
5.0: Bottles#verse lib/bottles.rb:2
3.2: Bottles#pluralize_bottles lib/bottles.rb:36
wc -l lib/bottles.rb
44 lib/bottles.rb