NPM: Add version-bump-prompt

Adds scripts to make it easier to bump the version numbers in various places. e.g. `npm run bump:minor`.

package.json

@@ -1,16 +1,17 @@
 {
-  "name": "zoninator",
-  "title": "Zoninator",
-  "description": "Curation made easy! Create \"zones\" then add and order your content!",
-  "version": "0.6.0",
-  "homepage": "http://vip.wordpress.com",
-  "license": "GPL-2.0+",
-  "repository": "automattic/wp-job-manager",
-  "devDependencies": {
-    "mixtape": "git+https://github.com/Automattic/mixtape.git#3a8440"
-  },
-  "engines": {
-    "node": ">=7.0.0",
-    "npm": ">=3.10.0"
-  }
+	"name": "zoninator",
+	"version": "0.9.0",
+	"description": "Curation made easy! Create \"zones\" then add and order your content!",
+	"license": "GPL-2.0-or-later",
+	"private": true,
+	"repository": "automattic/zoninator",
+	"scripts": {
+		"bump:patch": "bump patch --commit 'Version %s.' package.json package-lock.json zoninator.php README.md",
+		"bump:minor": "bump minor --commit 'Version %s.' package.json package-lock.json zoninator.php README.md",
+		"bump:major": "bump major --commit 'Version %s.' package.json package-lock.json zoninator.php README.md"
+	},
+	"devDependencies": {
+		"mixtape": "git+https://github.com/Automattic/mixtape.git#3a8440",
+		"version-bump-prompt": "^6.1.0"
+	}
 }