NIFI-2685 - Configure surefire to use JAVA Headless mode
NIFI-2685 - Configure surefire to use JAVA Headless mode

This closes #961

dlukyanov/nifi,tijoparacka/nifi,jfrazee/nifi,zhengsg/nifi,patricker/nifi,pvillard31/nifi,jtstorck/nifi,Wesley-Lawrence/nifi,m-hogue/nifi,InspurUSA/nifi,WilliamNouet/ApacheNiFi,mcgilman/nifi,peter-gergely-horvath/nifi,zhengsg/nifi,jskora/nifi,patricker/nifi,mans2singh/nifi,WilliamNouet/ApacheNiFi,mans2singh/nifi,mattyb149/nifi,jfrazee/nifi,mattyb149/nifi,qfdk/nifi,qfdk/nifi,joewitt/incubator-nifi,m-hogue/nifi,speddy93/nifi,WilliamNouet/nifi,speddy93/nifi,apsaltis/nifi,mattyb149/nifi,pvillard31/nifi,jfrazee/nifi,alopresto/nifi,alopresto/nifi,josephxsxn/nifi,InspurUSA/nifi,pvillard31/nifi,zhengsg/nifi,PuspenduBanerjee/nifi,peter-gergely-horvath/nifi,joewitt/incubator-nifi,zhengsg/nifi,qfdk/nifi,joewitt/incubator-nifi,MikeThomsen/nifi,jskora/nifi,jskora/nifi,jjmeyer0/nifi,jtstorck/nifi,InspurUSA/nifi,alopresto/nifi,Wesley-Lawrence/nifi,PuspenduBanerjee/nifi,apsaltis/nifi,dlukyanov/nifi,MikeThomsen/nifi,qfdk/nifi,tequalsme/nifi,patricker/nifi,josephxsxn/nifi,WilliamNouet/ApacheNiFi,alopresto/nifi,trixpan/nifi,dlukyanov/nifi,josephxsxn/nifi,pvillard31/nifi,MikeThomsen/nifi,jfrazee/nifi,PuspenduBanerjee/nifi,YolandaMDavis/nifi,joewitt/incubator-nifi,bbende/nifi,YolandaMDavis/nifi,tijoparacka/nifi,peter-gergely-horvath/nifi,pvillard31/nifi,pvillard31/nifi,tijoparacka/nifi,michalklempa/nifi,mcgilman/nifi,ShellyLC/nifi,mcgilman/nifi,WilliamNouet/nifi,thesolson/nifi,michalklempa/nifi,WilliamNouet/nifi,jjmeyer0/nifi,trixpan/nifi,bbende/nifi,michalklempa/nifi,MikeThomsen/nifi,Wesley-Lawrence/nifi,joetrite/nifi,jjmeyer0/nifi,bbende/nifi,peter-gergely-horvath/nifi,michalklempa/nifi,YolandaMDavis/nifi,joetrite/nifi,pvillard31/nifi,mcgilman/nifi,aperepel/nifi,jskora/nifi,mattyb149/nifi,m-hogue/nifi,thesolson/nifi,peter-gergely-horvath/nifi,patricker/nifi,trixpan/nifi,bbende/nifi,patricker/nifi,InspurUSA/nifi,ijokarumawak/nifi,YolandaMDavis/nifi,dlukyanov/nifi,josephxsxn/nifi,tijoparacka/nifi,ShellyLC/nifi,m-hogue/nifi,aperepel/nifi,tequalsme/nifi,mans2singh/nifi,alopresto/nifi,thesolson/nifi,MikeThomsen/nifi,trixpan/nifi,aperepel/nifi,ShellyLC/nifi,thesolson/nifi,Xsixteen/nifi,jskora/nifi,tequalsme/nifi,pvillard31/nifi,dlukyanov/nifi,jtstorck/nifi,tijoparacka/nifi,jjmeyer0/nifi,m-hogue/nifi,jjmeyer0/nifi,mans2singh/nifi,mcgilman/nifi,tequalsme/nifi,PuspenduBanerjee/nifi,mattyb149/nifi,mattyb149/nifi,josephxsxn/nifi,dlukyanov/nifi,jjmeyer0/nifi,trixpan/nifi,jfrazee/nifi,qfdk/nifi,michalklempa/nifi,mattyb149/nifi,ShellyLC/nifi,alopresto/nifi,jtstorck/nifi,zhengsg/nifi,joetrite/nifi,bbende/nifi,speddy93/nifi,joewitt/incubator-nifi,jskora/nifi,WilliamNouet/ApacheNiFi,qfdk/nifi,WilliamNouet/nifi,PuspenduBanerjee/nifi,jfrazee/nifi,apsaltis/nifi,Wesley-Lawrence/nifi,jfrazee/nifi,patricker/nifi,ijokarumawak/nifi,thesolson/nifi,mans2singh/nifi,joetrite/nifi,aperepel/nifi,Wesley-Lawrence/nifi,trixpan/nifi,aperepel/nifi,MikeThomsen/nifi,ijokarumawak/nifi,josephxsxn/nifi,MikeThomsen/nifi,Xsixteen/nifi,patricker/nifi,tequalsme/nifi,michalklempa/nifi,YolandaMDavis/nifi,mcgilman/nifi,Xsixteen/nifi,zhengsg/nifi,peter-gergely-horvath/nifi,InspurUSA/nifi,joetrite/nifi,ijokarumawak/nifi,ShellyLC/nifi,WilliamNouet/nifi,tequalsme/nifi,WilliamNouet/ApacheNiFi,InspurUSA/nifi,speddy93/nifi,mans2singh/nifi,joewitt/incubator-nifi,alopresto/nifi,speddy93/nifi,ijokarumawak/nifi,Xsixteen/nifi,jtstorck/nifi,apsaltis/nifi,Wesley-Lawrence/nifi,jtstorck/nifi,m-hogue/nifi,apsaltis/nifi,bbende/nifi,YolandaMDavis/nifi,YolandaMDavis/nifi,aperepel/nifi,jfrazee/nifi,tijoparacka/nifi,Xsixteen/nifi,WilliamNouet/nifi,ijokarumawak/nifi,mcgilman/nifi,WilliamNouet/ApacheNiFi,m-hogue/nifi,speddy93/nifi,ShellyLC/nifi,PuspenduBanerjee/nifi,jtstorck/nifi,Xsixteen/nifi,joetrite/nifi,thesolson/nifi,apsaltis/nifi