rkt: check that at least one endpoint has been discovered.
rkt: check that at least one endpoint has been discovered.

Or it will panic calling fetchImageFromEndpoints.

michelangelo13/rkt,yifan-gu/rkt,MattDees/rkt,joshix/rkt,mike1729/rkt,lucasallan/rkt,Wilybald/rkt,marineam/rkt,alban/rkt,joshix/rkt,marineam/rkt,nhlfr/rkt,achanda/rkt,ramitsurana05/rkt,intelsdi-x/rkt,ChengTiesheng/rkt,klizhentas/rkt,mattthias/pkg-rkt,il9ue/rkt,kinvolk/rkt,jzelinskie/rkt,dalanlan/rkt,yifan-gu/rocket,xnox/rkt,s-urbaniak/rkt,clearlinux/rkt,ramitsurana/rkt,maquanyi/rkt,sgotti/rkt,intfrr/rkt,jonboulle/rkt,jakon89/rkt,Yhgenomics/rkt,nhlfr/rkt,s-urbaniak/rkt,iankronquist/rkt,adfernandes/rkt,akshaykarle/rkt,fdserr/rkt,bsmr-go/rkt,Wilybald/rkt,liubq919/rkt,kbrwn/rkt,rkt/rkt,coreos/rkt,lucasallan/rkt,endocode/rkt,smarvin/rkt,liugenping/rkt,nhlfr/rkt,adfernandes/rkt,tmrts/rkt,il9ue/rkt,ChengTiesheng/rkt,liugenping/rkt,jjlakis/rkt,rhvgoyal/rkt,kbrwn/rkt,smarvin/rkt,MabinGo/rkt,cab105/rkt,ramitsurana/rkt,mike1729/rkt,iankronquist/rkt,kinvolk/rkt,liugenping/rkt,shtouff/rkt,yifan-gu/rkt,lucasallan/rkt,MattDees/rkt,lee212/rkt,shobhit85/rkt,maquanyi/rkt,MabinGo/rkt,wparad/rkt,achanda/rkt,MattDees/rkt,tixxdz/rkt,sgotti/rkt,klizhentas/rkt,sstabellini/rkt,sstabellini/rkt,squeed/rkt,cab105/rkt,yifan-gu/rocket,squeed/rkt,clearlinux/rkt,iankronquist/rkt,matthaias/rkt,rhvgoyal/rkt,iaguis/rkt,rot26/rkt,lee212/rkt,adfernandes/rkt,alban/rkt,squaremo/rkt,matthaias/rkt,rot26/rkt,il9ue/rkt,dgonyeo/rkt,markllama/rkt,krnowak/rkt,clearlinux/rkt,iaguis/rkt,bsmr-go/rkt,michelangelo13/rkt,sinfomicien/rkt,achanda/rkt,tv42/rkt,ybubnov/rkt,luebken/rkt,akshaykarle/rkt,s-urbaniak/rkt,shtouff/rkt,Shashwatsh/rkt,fdserr/rkt,michelangelo13/rkt,liubq919/rkt,lsm5/rkt,lsm5/rkt,maquanyi/rkt,blixtra/rkt,yifan-gu/rkt,MabinGo/rkt,matthaias/rkt,intfrr/rkt,jasonchaffee/rkt,fdserr/rkt,intfrr/rkt,krnowak/rkt,marineam/rkt,sinfomicien/rkt,jonboulle/rkt,coreos/rkt,ChengTiesheng/rkt,endocode/rkt,jakon89/rkt,sgotti/rkt,blixtra/rkt,akshaykarle/rkt,xnox/rkt,ramitsurana05/rkt,rhvgoyal/rkt,chrisseto/rkt,euank/rkt,tmrts/rkt,klizhentas/rkt,joshix/rkt,linki/rkt,endocode/rkt,squeed/rkt,jakon89/rkt,Yhgenomics/rkt,Wilybald/rkt,rkt/rkt,jzelinskie/rkt,iaguis/rkt,luebken/rkt,intelsdi-x/rkt,jjlakis/rkt,blixtra/rkt,kinvolk/rkt,alexhersh/rkt,Wilybald/rkt,linki/rkt,Shashwatsh/rkt,liubq919/rkt,ybubnov/rkt,monstermunchkin/rkt,chrisseto/rkt,euank/rkt,shobhit85/rkt,dgonyeo/rkt,mjg59/rkt,monstermunchkin/rkt,dgonyeo/rkt,monstermunchkin/rkt,krnowak/rkt,jasonchaffee/rkt,linki/rkt,jzelinskie/rkt,smarvin/rkt,alexhersh/rkt,rkt/rkt,crawford/rkt,squaremo/rkt,luebken/rkt,jjlakis/rkt,rot26/rkt,wparad/rkt,jasonchaffee/rkt,xnox/rkt,ybubnov/rkt,alexhersh/rkt,euank/rkt,tv42/rkt,yifan-gu/rocket,ramitsurana/rkt,wparad/rkt,lucasallan/rkt,shtouff/rkt,sinfomicien/rkt,tmrts/rkt,mjg59/rkt,kinvolk/rkt,tixxdz/rkt,joshix/rkt,shobhit85/rkt,markllama/rkt,ramitsurana05/rkt,jonboulle/rkt,lsm5/rkt,rkt/rkt,mike1729/rkt,tixxdz/rkt,bsmr-go/rkt,squaremo/rkt,intelsdi-x/rkt,dalanlan/rkt,cab105/rkt,alban/rkt,lee212/rkt,sstabellini/rkt,Shashwatsh/rkt,tv42/rkt,coreos/rkt,Yhgenomics/rkt,mjg59/rkt,dalanlan/rkt,mattthias/pkg-rkt,crawford/rkt,crawford/rkt,markllama/rkt,kbrwn/rkt,chrisseto/rkt,mattthias/pkg-rkt