Update build.sh

修复一处图片路径错误
fix #326
Merge pull request #322 from zhibinr/patch-1

Update build.sh
fix #280

更新 https://github.com/lib/pq
fix #278
fix #261
fix #318
support gitbook
修改DefaultServeMux拼写错误
Merge pull request #328 from 1989car/master

修改DefaultServeMux拼写错误
09.3 标点
Merge pull request #330 from zhibinr/patch-1

09.3 标点
Update README.md
Update 02.6.md

line 145:"Sam" to "Tom"
Merge pull request #333 from sxmad/master

Update 02.6.md
Update README.md
modify the donate
change the image url
Fixed typo.

家庭 => 仮定
add english version