Update ccache version from 3.1 to 3.1.9

Update ccache version from 3.1 to 3.1.9
更新JDK 6安装方法
Some adjustments
使用说明

先把jdk-6u45-linux-x64.bin和adt-bundle-linux-x86_64-20131030.zip下载完毕，再放到home分区下，运行此脚本
kiss words
Create ruling
Update ruling
Update ruling.sh
Update and rename ruling to 13.10-14.04

适用13.10和14.04，open jdk。
Create 13.10-14.04-oracle-java7
Update 13.10-14.04
Rename 13.10-14.04 to 13.10-14.04-openjdk-7-jdk
Merge pull request #1 from ruling/master

Update