feat: dev cli (#203)

* feat: adds dev-cli

* feat: adds dev-cli

* fix: works with org package names

* fix: medusa cli bin

* hotfix(brightpearl): rounding errors + failing customer test (#199)

* fix: verdacio publish

* fix: update yarn lock

* fix(CI): update node

* fix: update yarn lock

packages/medusa-dev-cli/src/utils/version.js

@@ -0,0 +1,4 @@
+exports.getVersionInfo = () => {
+  const { version: devCliVersion } = require(`../../package.json`);
+  return `Medusa Dev CLI version: ${devCliVersion}`;
+};