NIFI-270: restore nexus staging.
NIFI-270: restore nexus staging.

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