Adding the Uitzendbureau.nl logo, changed the order of the components of the DevHub and deleted the redundant menu on the jobs-xml pages

Test Plan: Browse through the pages. Don't for get to test the responsiveness

Reviewers: claassen, #uitzendbureau.nl

Reviewed By: claassen, #uitzendbureau.nl

Differential Revision: http://phabricator.uzbdev.nl/D350