Change style, script and image urls to be relative to root + new base url

We need IE to show all data - maybe this is it.

LP#15771745
Merge pull request #33 from NationalMuseumofDenmark/FrontendSprint2#15771745

Change style, script and image urls to be relative to root + new base ur...
Merge pull request #34 from NationalMuseumofDenmark/master

Update base url and search heading on testing