Remove generated gutenberg.pot file from repository

.babelrc

@@ -11,9 +11,6 @@
 		"transform-object-rest-spread",
 		[ "transform-react-jsx", {
 			"pragma": "wp.element.createElement"
-		} ],
-		[ "./i18n/babel-plugin", {
-			"output": "languages/gutenberg.pot"
 		} ]
 	],
 	"env": {
@@ -24,6 +21,13 @@
 		},
 		"test": {
 			"presets": [ "latest" ]
+		},
+		"gettext": {
+			"plugins": [
+				[ "./i18n/babel-plugin", {
+					"output": "languages/gutenberg.pot"
+				} ]
+			]
 		}
 	}
 }

.gitignore

@@ -1,5 +1,6 @@
 node_modules
 build
+gutenberg.pot
 .vscode
 *.log
 yarn.lock

languages/README.md

@@ -0,0 +1,10 @@
+Languages
+=========
+
+The generated POT template file is not included in this repository. To create this file locally, follow instructions from [CONTRIBUTING.md](https://github.com/WordPress/gutenberg/blob/master/CONTRIBUTING.md) to install the project, then run the following command:
+
+```
+npm run gettext-strings
+```
+
+After the build completes, you'll find a `gutenberg.pot` strings file in this directory.

package.json

@@ -13,6 +13,7 @@
   "scripts": {
     "test-unit": "cross-env NODE_ENV=test webpack && mocha build --require bootstrap-test.js",
     "build": "cross-env BABEL_ENV=default NODE_ENV=production webpack",
+    "gettext-strings": "cross-env BABEL_ENV=gettext webpack",
     "lint": "eslint .",
     "dev": "cross-env BABEL_ENV=default webpack --watch",
     "test": "npm run lint && npm run test-unit",