Merge pull request #1 from stormzhang/master

Change README.md & Add gitignore
Update HelloWorld.java
Create 2 注释文档
Update 2 注释文档
Update README.md
Update 2 注释文档
Merge pull request #2 from stormzhang/master

first note
Delete 2 注释文档
Rename thinking_in_java_2013_10_30.md to 对象存储到什么地方_tij_2013_10_30.md

Rename the file
Create 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md

增加markdown语法参考资料
Update 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md
Update 注释文档_tij_2013_11_5.md