injekt/slop — pull request #84 by kachick (2012-10-11 01:16:10+00:00)
Title: Fix Slop#to_s, Slop#help brake own banner

Goal is to fix this.

```ruby
Slop::VERSION #=> "3.3.3"
slop = Slop.new{banner ''}
slop.banner #=> ""
slop.to_s #=> "\n"
slop.banner #=> "\n"
slop.to_s #=> "\n\n"
slop.banner #=> "\n\n"
```