feat(hugo): upgrade Hugo to v0.17 (#9)

cli.js

@@ -0,0 +1,8 @@
+#!/usr/bin/env node
+
+const spawn = require('child_process').spawn;
+const input = process.argv.slice(2);
+const hugo = require('./');
+
+spawn(hugo, input, {stdio: 'inherit'})
+  .on('exit', process.exit);