add CLI for 'configure' task

cli.js

@@ -0,0 +1,40 @@
+#! /usr/bin/env node
+
+/**
+ * Copyright 2015 Mozilla
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+'use strict';
+
+var configure = require('./lib/configure');
+var packageJson = require('./package.json');
+var program = require('commander');
+
+program
+  .version(packageJson.version)
+  .command('configure')
+  .description('configure repository to auto-deploy to GitHub Pages using Travis CI')
+  .action(function(env, options) {
+    configure()
+    .catch(function(err) {
+      console.error(err);
+    });
+  });
+
+program.parse(process.argv);
+
+if (!process.argv.slice(2).length) {
+  program.outputHelp();
+}

package.json

@@ -11,12 +11,20 @@
     "url": "https://github.com/mozilla/oghliner/"
   },
   "author": "Myk Melez <myk@mykzilla.org>",
+  "bin": "./cli.js",
   "license": "Apache-2.0",
-  "keywords": ["offline", "webapp", "github", "gh-pages", "travis"],
+  "keywords": [
+    "offline",
+    "webapp",
+    "github",
+    "gh-pages",
+    "travis"
+  ],
   "files": [
     "index.js"
   ],
   "dependencies": {
+    "commander": "^2.8.1",
     "gh-pages": "^0.4.0",
     "gitconfiglocal": "^1.0.0",
     "github": "^0.2.4",