Merge pull request #2 from miraten/chap01_02_14.5

Chapter 01, 02, 14.5 translated
Merge pull request #3 from miraten/chap02.5

Chapter 02.5 translated
Merge pull request #4 from miraten/chap03

Chapter 03 translated
Merge pull request #5 from miraten/chap03.5_chap04

Chapter 03.5 & Chapter 04 translated
Merge pull request #6 from miraten/chap04.5

Chap04.5
Merge pull request #7 from miraten/chap04.5

Chap05
Merge pull request #8 from miraten/chap04.5

Chapter 05.5 translated
Update 14-animations.md.erb
Merge pull request #9 from miraten/chap04.5

Chap04.5
Merge pull request #10 from miraten/1st_translation

Chapter 06.5 translated
Merge pull request #11 from miraten/1st_translation

1st translation
Merge pull request #12 from miraten/1st_translation

1st translation
Merge pull request #13 from miraten/1st_translation

chapter 9.5 ~ 11 translated
Merge pull request #14 from miraten/1st_translation

1st translation
Merge pull request #15 from miraten/1st_translation

1st translation
Merge pull request #16 from miraten/1st_translation

1st translation
Merge pull request #20 from miraten/step1

chapter 5.5 ~ 13. refines the paragraphs
Merge pull request #21 from miraten/step2

chapter 14.5 refines the paragraphs
chapter 13.5 translated
Merge pull request #22 from miraten/step2

chapter 13.5 translated