Updated the Generator. Generated the codes for the initial launch. Added a...

Updated the Generator. Generated the codes for the initial launch. Added a readme into the codes folder so we have a label for these codes as we generate others in the future.

CodeGenerator.coffee

@@ -5,12 +5,12 @@ fs = require 'fs'
 class CodeGenerator
 
 	folder: null
+	folderExists: false
 
 	constructor: ->
 		# We put codes generated in each session into their own timestamped folder so we
 		# do not accidentally overwrite earlier ones
 		@folder = 'codes/' + Date.now()
-		fs.mkdirSync @folder
 
 	generateUniqueCodes: (numCodes) =>
 
@@ -28,6 +28,10 @@ class CodeGenerator
 
 		codes = @generateUniqueCodes(numCodes)
 
+		if not @folderExists
+			fs.mkdirSync @folder
+			@folderExists = true
+
 		fileNameJSON = @folder + '/' + fileNameToSaveTo + '.json'
 		fs.writeFileSync fileNameJSON, JSON.stringify(codes)