Ajustes no estilo do código

Offenses:

lib/brboleto.rb:1:1: C: Prefer $LOAD_PATH over $:.
$:.push File.join(File.dirname(__FILE__))
^^
lib/brboleto.rb:24:1: C: Extra blank line detected.
^^^^^^
lib/brboleto.rb:26:80: C: Line is too long. [94/79]
  # Exception lançada quando algum tipo de boleto soicitado ainda não
tiver sido implementado.

       ^^^^^^^^^^^^^^^
lib/brboleto.rb:36:1: C: Extra empty line detected at body beginning.
lib/brboleto.rb:62:80: C: Line is too long. [138/79]
    # @see
http://wiki.github.com/shairontoledo/rghost/supported-devices-drivers-an
d-formats Veja mais formatos na documentação do rghost.

       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
lib/brboleto.rb:115:1: C: Extra empty line detected at body end.

1 file inspected, 7 offenses detected