Ember/Ember-cli3.3 upgrade

[quincyle]

This project uses semver, please check the scope of this PR:

• #none#
• #patch#
• #minor#
• #major#

CHANGELOG

Dependencies:

• Updated core dependencies to be compatible with ember 3.3.
• Updated third-party dependencies to be compatible with ember 3.3.

Addon:

• Updated Ember core module import paths to match Ember.js new Modules API.
• Replaced Ember.Logger with the native console.

Testing:

• Removed helpers/resolver.js, helpers/start-app.js, helpers/destroy-app.js as they are not needed with Ember new testing API.
• Updated test-helper.js to align with Ember's new testing API.
• Added Ember 3.3 scenario to ember-try config.