170802, object vs achievement

170802 object
1.end of chapter 2

 1.1 change chapter number: delete title of 2.1, 2.2→2.1

 1.2 change chapter title : chapter 2.

 1.3 chapter 3.1 moves to chapter 2.1

 1.4 chapter 2 is ended. (draft)

2.end of chapter 3

 2.1 not yet, 3.1 is ended

 2.2 0801, about 36.50kb, (except blank) 1.4, (with blank) 1.8. p.14

      0802, 96kb, except blank 2.7, with blank 2,1. p.18.