It is pitch black. You are likely to be eaten by a Grue.

Setup

1. npm uninstall -g ember-cli -- Remove old global ember-cli
2. npm cache clean -- Clear NPM cache
3. bower cache clean -- Clear Bower cache
4. npm install -g ember-cli@2.4.2 -- Install new global ember-cli

Project Update

1. rm -rf node_modules bower_components dist tmp -- Delete temporary development folders.
2. npm install --save-dev ember-cli@2.4.2 -- Update project's package.json to use latest version.
3. npm install -- Reinstall NPM dependencies.
4. bower install -- Reinstall bower dependencies.
5. ember init -- This runs the new project blueprint on your projects directory. Please follow the prompts, and review all changes (tip: you can see a diff by pressing d). The most common source of upgrade pain is missing changes in this step.

Changelog

The following changes are required if you are upgrading from the previous
version:

• Users
  • ember new diff
  • Upgrade your project's ember-cli version - docs
• Addon Developers
  • ember addon diff
  • No changes required
• Core Contributors
  • No changes required

Community Contributions

• #5550 Use ES6 shorthand for object literals in blueprints (initializer and in-repo-addon) @Ky6uk
• #5524 Enable X-Forwarded-* headers in http-proxy @jbacklund
• #5557 Update portfinder to fix various issues with live reload port selection. @stefan
• #5556 Update amd-name-resolver to version 0.0.5 (ensures correct path types are used for module transpilation output). @stefanpenner
• #5561 Add ability to lint templates (lintTree is now called for templates type, see ember-cli-template-lint for more details). @rwjblue
• #5575 blueprints/route-addon: Fix __path__ token @Turbo87

Thank you to all who took the time to contribute!