[bugfix] spelling correction

Conflicts:
	newspaper/article.py
[bugfix] meta/og "top image" extractions should not be filtered by size/dimensions as the server specifies that it's the "top image"

Conflicts:
	newspaper/article.py
Don't filter url GET params, it may ID the article
Also includes unit test updates. Example article: http://www.hr-online.de/website/rubriken/nachrichten/indexhessen34938.jsp?rubrik=36094&key=standard_document_53891717

Conflicts:
	newspaper/urls.py
	tests/unit_tests.py