Add: Closures
修改错字和排版
Update: Closures
Update
Update: 运算符函数
Update README.md
Update README.md
Update README.md
change the translation of initialization and deinitialization
Update README.md
Update README.md
Update README.md
Merge pull request #21 from ericzyh/gh-pages

修改错字和排版
Update: Trailing闭包
Add: Caputure value
Add: 闭包是引用类型
修改了一处语病
First version of Comment part in chapter2/01_The_basics.md
update 02/01
修改错字和排版