Ensure .gitignore when setup a new boilerplate

- Use async instead of sync fs operations

boilerplate/.gitignore

@@ -1,2 +1,3 @@
 node_modules
 dist
+*.log

npm/postinstall.js

@@ -2,12 +2,31 @@ const stat = require("fs").stat
 const spawn = require("child_process").spawn
 const join = require("path").join
 const pkg = require("../package.json")
-
+const fs = require("fs-extra")
 // no need for th is step on CI
 if (process.env.CI) {
   process.exit(0)
 }
 
+const boilerplateDir = join(__dirname, "../boilerplate")
+
+stat(join(boilerplateDir, ".npmignore"), function(err) {
+  if (err) {
+    console.log("No .npmignore in boilerplate to rename")
+    return true
+  }
+
+  fs.move(
+    join(boilerplateDir, ".npmignore"),
+    join(boilerplateDir, ".gitignore"),
+    function(err) {
+      if (err) {
+        throw new Error("Cannot rename .npmignore to .gitignore in boilerplate")
+      }
+    }
+  )
+})
+
 stat("lib", function(error, stats1) {
   if (!error && stats1.isDirectory()) {
     return true

src/bin/commands/setup.js

@@ -2,7 +2,7 @@ import "babel-polyfill"
 
 import color from "chalk"
 import { join } from "path"
-import fs from "fs-extra"
+import fs from "fs-promise"
 
 import { prompt } from  "../utils/inquirer"
 import questions, { defaultTestAnswers } from "../data/questions"
@@ -15,17 +15,10 @@ import {
 
 export default async function setup(argv) {
   const cwd = process.cwd()
+  const testMode = argv.test
 
   try {
-    let answers
-    const testMode = argv.test
-
-    if (testMode) {
-      answers = defaultTestAnswers
-    }
-    else {
-      answers = await prompt(questions)
-    }
+    const answers = testMode ? defaultTestAnswers : await prompt(questions)
     const { name, homepage, ...statinamic } = answers
 
     const devDependencies = {
@@ -44,11 +37,11 @@ export default async function setup(argv) {
       devDependencies,
     }
 
-    fs.writeJsonSync(join(cwd, "package.json"), pkg)
+    await fs.writeJson(join(cwd, "package.json"), pkg)
     console.log(color.green("Generated package.json file"))
 
     const boilerplatePath = join(__dirname, "../../../boilerplate")
-    fs.copySync(boilerplatePath, cwd)
+    await fs.copy(boilerplatePath, cwd)
     console.log(color.green("Copied boilerplate"))
 
     console.log(