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diff --git a/node_modules/jsonfile/index.js b/node_modules/jsonfile/index.js
new file mode 100644
index 0000000..d1e5827
--- /dev/null
+++ b/node_modules/jsonfile/index.js
@@ -0,0 +1,134 @@
+var _fs
+try {
+ _fs = require('graceful-fs')
+} catch (_) {
+ _fs = require('fs')
+}
+
+function readFile (file, options, callback) {
+ if (callback == null) {
+ callback = options
+ options = {}
+ }
+
+ if (typeof options === 'string') {
+ options = {encoding: options}
+ }
+
+ options = options || {}
+ var fs = options.fs || _fs
+
+ var shouldThrow = true
+ if ('throws' in options) {
+ shouldThrow = options.throws
+ }
+
+ fs.readFile(file, options, function (err, data) {
+ if (err) return callback(err)
+
+ data = stripBom(data)
+
+ var obj
+ try {
+ obj = JSON.parse(data, options ? options.reviver : null)
+ } catch (err2) {
+ if (shouldThrow) {
+ err2.message = file + ': ' + err2.message
+ return callback(err2)
+ } else {
+ return callback(null, null)
+ }
+ }
+
+ callback(null, obj)
+ })
+}
+
+function readFileSync (file, options) {
+ options = options || {}
+ if (typeof options === 'string') {
+ options = {encoding: options}
+ }
+
+ var fs = options.fs || _fs
+
+ var shouldThrow = true
+ if ('throws' in options) {
+ shouldThrow = options.throws
+ }
+
+ try {
+ var content = fs.readFileSync(file, options)
+ content = stripBom(content)
+ return JSON.parse(content, options.reviver)
+ } catch (err) {
+ if (shouldThrow) {
+ err.message = file + ': ' + err.message
+ throw err
+ } else {
+ return null
+ }
+ }
+}
+
+function stringify (obj, options) {
+ var spaces
+ var EOL = '\n'
+ if (typeof options === 'object' && options !== null) {
+ if (options.spaces) {
+ spaces = options.spaces
+ }
+ if (options.EOL) {
+ EOL = options.EOL
+ }
+ }
+
+ var str = JSON.stringify(obj, options ? options.replacer : null, spaces)
+
+ return str.replace(/\n/g, EOL) + EOL
+}
+
+function writeFile (file, obj, options, callback) {
+ if (callback == null) {
+ callback = options
+ options = {}
+ }
+ options = options || {}
+ var fs = options.fs || _fs
+
+ var str = ''
+ try {
+ str = stringify(obj, options)
+ } catch (err) {
+ // Need to return whether a callback was passed or not
+ if (callback) callback(err, null)
+ return
+ }
+
+ fs.writeFile(file, str, options, callback)
+}
+
+function writeFileSync (file, obj, options) {
+ options = options || {}
+ var fs = options.fs || _fs
+
+ var str = stringify(obj, options)
+ // not sure if fs.writeFileSync returns anything, but just in case
+ return fs.writeFileSync(file, str, options)
+}
+
+function stripBom (content) {
+ // we do this because JSON.parse would convert it to a utf8 string if encoding wasn't specified
+ if (Buffer.isBuffer(content)) content = content.toString('utf8')
+ content = content.replace(/^\uFEFF/, '')
+ return content
+}
+
+var jsonfile = {
+ readFile: readFile,
+ readFileSync: readFileSync,
+ writeFile: writeFile,
+ writeFileSync: writeFileSync
+}
+
+module.exports = jsonfile