Add Java编程规范

Author: Snailclimb

README.md

@@ -33,6 +33,7 @@
     - [JVM](#jvm)
     - [I/O](#io)
     - [Java 8](#java-8)
+    - [编程规范](#编程规范)
 - [网络](#网络)
 - [操作系统](#操作系统)
     - [Linux相关](#linux相关)
@@ -107,6 +108,10 @@
 * [Java 8 新特性总结](docs/java/What's%20New%20in%20JDK8/Java8Tutorial.md)
 * [Java 8 学习资源推荐](docs/java/What's%20New%20in%20JDK8/Java8教程推荐.md)
 
+### 编程规范
+
+[Java 编程规范](docs/java/Java编程规范.md)
+
 ## 网络
 
 * [计算机网络常见面试题](docs/network/计算机网络.md)