guard/guard-minitest — pull request #104 by asifkalam (2014-02-28 10:37:28+00:00)
Title: Add a `encoding` declaration to the gemspec

Whenever I ran bundler, I got this exception:

```bash
/usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/ui.rb:114:in `[]': invalid byte sequence in US-ASCII (ArgumentError)
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/ui.rb:114:in `strip_leading_spaces'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/ui.rb:119:in `word_wrap'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/ui.rb:105:in `tell_me'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/ui.rb:56:in `error'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/friendly_errors.rb:5:in `rescue in with_friendly_errors'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/lib/bundler/friendly_errors.rb:3:in `with_friendly_errors'
from /usr/local/opt/rbenv/versions/1.9.3-p448/lib/ruby/gems/1.9.1/gems/bundler-1.3.5/bin/bundle:20:in `'
from ./bin/bundle:3:in `load'
from ./bin/bundle:3:in `

'
```

This PR should fix this issue.