Merge pull request #2 from chengtongda/master

merge readme.txt
Merge pull request #3 from chengtongda/master

merge origin
Merge pull request #4 from chengtongda/master

merge update
Merge pull request #5 from chengtongda/master

merge data
修正watch输出换行问题
调整一些变量名，修复多close一次的bug
Merge pull request #2 from oldmanpushcart/master

修复watch命令无法换行的bug