Merge pull request #2 from quad9/master

modified ruby_file.md. solve encoding error.
Merge pull request #3 from quad9/master

modified ruby_class.md. add access method origin version.
Merge pull request #4 from quad9/master

ruby_class.mdについて140715編集完了、マージの要請
マージ了解
deleted RAILS_MEMO.md
create directory 'bin' and add file 'partical_rf.rb'
create file 'ruby_module.md'
add file 'has_secure_password.rb'
modifed ruby_module.md
modified has_secure_password.rb. translation comments.