Download Preface/Intro and convert them into textile for initial setup
Add fin.tiextile
Translate Preface (in review)
Translate Intro (in progress)
fit preface within 80 characters for easier review
moved japanese original preface into original_repo folder
fit intro translation within 80 characters
This wasn't actually the Japense preface
Revert "moved japanese original preface into original_repo folder"

This reverts commit 3fd0273625cb9e1647051f2d26611e46471e3991.
Merge pull request #5 from ruby-hacking-guide/preface-and-intro

Translate Preface, Intro, and Fin.