Fix error page: do not retrieve non-existing CSS files
Display organisation URL
align 'no logo' text centered
Always add the buildtimestamp to the url when fetching css or js files so that when we deploy a new version, users do not keep old css+js in their browser-cache
Fix for BACKLOG-1390: Idp-selector dropdown looks ugly when idp-names cause a line-wrap
Clean up left-overs
Fixed BACKLOG-1400: ampersands not displayed properly
Merged develop into backlog-896