bump version v0.4.0

Author: huangnauh

README.md

@@ -26,14 +26,14 @@
 
 ### 可执行程序二进制下载地址
 
-- [Windows x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_Windows_x86_64.zip)
-- [Windows i386](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_Windows_i386.zip)
-- [Mac x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_Darwin_x86_64.tar.gz)
-- [Linux x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_linux_x86_64.tar.gz)
-- [Linux i386](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_linux_i386.tar.gz)
-- [Linux arm64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_linux_arm64.tar.gz)
-- [Linux armv6](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_linux_armv6.tar.gz)
-- [Linux armv7](https://collection.b0.upaiyun.com/softwares/upx/upx_0.3.8_linux_armv7.tar.gz)
+- [Windows x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_Windows_x86_64.zip)
+- [Windows i386](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_Windows_i386.zip)
+- [Mac x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_Darwin_x86_64.tar.gz)
+- [Linux x86_64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_linux_x86_64.tar.gz)
+- [Linux i386](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_linux_i386.tar.gz)
+- [Linux arm64](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_linux_arm64.tar.gz)
+- [Linux armv6](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_linux_armv6.tar.gz)
+- [Linux armv7](https://collection.b0.upaiyun.com/softwares/upx/upx_0.4.0_linux_armv7.tar.gz)
 
 ### 源码编译
 
@@ -46,7 +46,7 @@ $ cd upx && make
 or
 
 ```
-$ go get -u github.com/upyun/upx@v0.3.8
+$ go get -u github.com/upyun/upx@v0.4.0
 ```
 
 ### Windows

VERSION

@@ -1 +1 @@
-v0.3.8
+v0.4.0

upx.go

@@ -8,7 +8,7 @@ import (
 	"github.com/urfave/cli"
 )
 
-const VERSION = "v0.3.8"
+const VERSION = "v0.4.0"
 
 func CreateUpxApp() *cli.App {
 	app := cli.NewApp()