add bump-version script

Author: untitaker

scripts/bump-version.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+set -euo pipefail
+
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+cd $SCRIPT_DIR/..
+
+OLD_VERSION="${1}"
+NEW_VERSION="${2}"
+
+echo "Current version: ${OLD_VERSION}"
+echo "Bumping version: ${NEW_VERSION}"
+
+perl -pi -e "s/^version = \".*?\"/version = \"$NEW_VERSION\"/" Cargo.toml