CSPACE-2840: Antranig's patch which ignores backspace on selects. Also mostly linted the utilities file. 
CSPACE-2840: Antranig's patch which ignores backspace on selects. Also mostly linted the utilities file. 

cspace-deployment/ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cherryhill/collectionspace-ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cherryhill/collectionspace-ui,cspace-deployment/ui,cspace-deployment/ui