fix: include gateway in published files

fix 29

package.json

@@ -1,9 +1,10 @@
 {
   "name": "@gramps/cli",
-  "version": "1.0.0-beta.4",
+  "version": "0.0.0-development",
   "description": "CLI for creating and developing with GrAMPS data sources.",
   "files": [
     "bin",
+    "gateway",
     "lib"
   ],
   "repository": {
@@ -21,7 +22,7 @@
   "scripts": {
     "gramps": "bin/index.js",
     "prepush": "npm test",
-    "lint": "eslint {bin,lib}/**/*.js",
+    "lint": "eslint {bin, gateway, lib, test}/**/*.js",
     "test": "npm run lint --silent && npm run test:unit",
     "test:unit": "cross-env NODE_ENV=test LOG4JS_LEVEL='OFF' jest --coverage",
     "semantic-release": "semantic-release pre && npm publish && semantic-release post"