Merge pull request #96 from adamdicarlo/fix-cannot-find-elm-package-json

fix(cli): Fix crash when installed via yarn

Author: halfzebra

bin/create-elm-app-cli.js

@@ -4,7 +4,7 @@ const path = require('path');
 const spawn = require('cross-spawn');
 const argv = require('minimist')(process.argv.slice(2));
 const version = require('../package.json').version;
-const elmPlatformVersion = require('../node_modules/elm/package.json').version;
+const elmPlatformVersion = require('elm/package.json').version;
 const commands = argv._;
 
 if (commands.length === 0) {