by default, hide the classes with no visible result

[alainravet]

, and add a PP_OPTION : --show-empty-classes

example

before :

URI::LDAP

URI::MailTo

URI::Parser

    * Good candidates : can be made private :
    ------------------------------------------
      #split

URI::Util

before :

URI::Parser

    * Good candidates : can be made private :
    ------------------------------------------
      #split

---

dev tip : use

$  PP_OPTIONS='' ruby -Ilib spec/fixtures/sample_class_for_report.rb
$  PP_OPTIONS='--show-empty-classes' ruby -Ilib spec/fixtures/sample_class_for_report.rb