Backport display_top_tabs() from HEAD.
Backport display_top_tabs() from HEAD.

NewEraCracker/pfsense,NewEraCracker/pfsense,dennypage/pfsense,brunostein/pfsense,ch1c4um/pfsense,ptorsten/pfsense,dennypage/pfsense,NewEraCracker/pfsense,jxmx/pfsense,phil-davis/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,ch1c4um/pfsense,dennypage/pfsense,ptorsten/pfsense,dennypage/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,brunostein/pfsense,pfsense/pfsense,ch1c4um/pfsense,BlackstarGroup/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,jxmx/pfsense,pfsense/pfsense,phil-davis/pfsense,jxmx/pfsense,phil-davis/pfsense,NOYB/pfsense,phil-davis/pfsense,NOYB/pfsense,pfsense/pfsense,ptorsten/pfsense,brunostein/pfsense,NOYB/pfsense