Fixing the Imagine model, it's not using any table.
Setting the composer installer name
CS fixes and travis
Travis
Removing Travis CI support, I'm sick of maintaining this service in my free time. If you want it back fork the repository and create a PR.
Updating Installation.md
Fixing a typo in Performance-Notes.md and adding a paragraph.
Merge branch 'develop' into 3.0

Conflicts:
	Controller/Component/ImagineComponent.php
	Model/Behavior/ImagineBehavior.php
	Test/TestCase/Controller/Component/ImagineComponentTest.php
	Test/TestCase/Lib/ImagineUtilityTest.php
	Test/TestCase/View/Helper/ImagineHelperTest.php