Merge pull request #181 from rexxars/strict-image-checking

Validate images using Imagick before adding them
Made a config change for the docs and added a word to the spelling list
Prepare release
Updated dependencies
New release
Added failing test
Added some more tests
Check the resource. Fixes #182
Updated ChangeLog
Merge pull request #183 from christeredvartsen/content-type-on-error-fix

Fix content type on errors
Add dependency requirement for the Imagick 2.0 PECL extension.
Merge pull request #184 from androa/fix-imagick-dependency

Add dependency requirement for the Imagick 2.0 PECL extension.
Added a Route class that currently only extends Symfony's ParameterBag
Added a route instance to the request object, and removed some related code. Also updated the test for the request
Use a route instance instead of populating properties in the request instance. Also added support for injecting custom routes into the router
Added keys for routes and resources in the default and test configuration
Added a separate method to set and get the URI used for the access token test
Added support for custom resources and routes from the configuration
Added a couple of custom routes and resources
Added some feature descriptions of the custom route/resource feature