Add release script

.gitignore

@@ -1 +1 @@
-v2ray-plugin
+v2ray-plugin*

build-release.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+sum="sha1sum"
+
+if ! hash sha1sum 2>/dev/null; then
+	if ! hash shasum 2>/dev/null; then
+		echo "I can't see 'sha1sum' or 'shasum'"
+		echo "Please install one of them!"
+		exit
+	fi
+	sum="shasum"
+fi
+
+UPX=false
+if hash upx 2>/dev/null; then
+	UPX=true
+fi
+
+VERSION=`date -u +%Y%m%d`
+LDFLAGS="-X main.VERSION=$VERSION -s -w"
+GCFLAGS=""
+
+OSES=(linux darwin windows freebsd)
+ARCHS=(amd64 386)
+
+# Get go
+go get -u v2ray.com/core/...
+go get -u v2ray.com/ext/...
+
+for os in ${OSES[@]}; do
+	for arch in ${ARCHS[@]}; do
+		suffix=""
+		if [ "$os" == "windows" ]
+		then
+			suffix=".exe"
+		fi
+		env CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -ldflags "$LDFLAGS" -gcflags "$GCFLAGS" -o v2ray-plugin_${os}_${arch}${suffix}
+		if $UPX; then upx -9 v2ray-plugin_${os}_${arch}${suffix};fi
+		tar -zcf v2ray-plugin-${os}-${arch}-$VERSION.tar.gz v2ray-plugin_${os}_${arch}${suffix}
+		$sum v2ray-plugin-${os}-${arch}-$VERSION.tar.gz
+	done
+done
+
+# ARM
+ARMS=(5 6 7)
+for v in ${ARMS[@]}; do
+	env CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=$v go build -ldflags "$LDFLAGS" -gcflags "$GCFLAGS" -o v2ray-plugin_linux_arm$v
+done
+if $UPX; then upx -9 v2ray-plugin_linux_arm*;fi
+tar -zcf v2ray-plugin-linux-arm-$VERSION.tar.gz v2ray-plugin_linux_arm*
+$sum v2ray-plugin-linux-arm-$VERSION.tar.gz