```ruby
$LOAD_PATH.unshift File.expand_path(File.dirname(__FILE__) + '/..')
$LOAD_PATH.unshift File.expand_path(File.dirname(__FILE__) + '/../lib')

require 'rspec'
require 'yajl'
require 'date'
require 'stringio'

module Kernel
  def silence_warnings
    old_verbose, $VERBOSE = $VERBOSE, nil
    yield
  ensure
    $VERBOSE = old_verbose
  end
end
```

Stop manipulating load path ourselves
user
```ruby
require 'rspec'
require 'yajl'
require 'date'
require 'stringio'

module Kernel
  def silence_warnings
    old_verbose, $VERBOSE = $VERBOSE, nil
    yield
  ensure
    $VERBOSE = old_verbose
  end
end
```
assistant