Add release script

release.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+set -e
+
+if [ $# -ne 2 ]; then
+    echo Usage: $0 "<old version>" "<new version>"
+    exit 1
+fi
+
+old=$1
+new=$2
+
+tomls=$(find . -name Cargo.toml)
+libs=$(find . -name lib.rs)
+
+release_branch=release-v$new
+git checkout -b $release_branch
+
+sed -i -e "s/version = \"$old\"/version = \"$new\"/g" $tomls
+sed -i -e "s/version = \"=$old\"/version = \"=$new\"/g" $tomls
+sed -i -e "s|doc/v$old|doc/v$new|g" $tomls $libs README.md
+
+git add .
+git commit -ve -m "Release v$new"
+
+git checkout release
+git pull
+
+git merge --no-ff $release_branch
+git tag -a v$new
+
+git checkout master
+git pull
+
+git merge --no-ff release