Update README file
Update README file

Remove no longer necessary TODO statements

Change-Id: Ifa54d9e4cc54dd30bd55a742015b74db38250c4c

afaheem88/tempest,izadorozhna/tempest,neerja28/Tempest,manasi24/jiocloud-tempest-qatempest,dkalashnik/tempest,Tesora/tesora-tempest,cloudbase/lis-tempest,neerja28/Tempest,redhat-cip/tempest,armando-migliaccio/tempest,danielmellado/tempest,varunarya10/tempest,LIS/lis-tempest,roopali8/tempest,NexusIS/tempest,Mirantis/tempest,danielmellado/tempest,adkerr/tempest,tudorvio/tempest,tonyli71/tempest,manasi24/tempest,sebrandon1/tempest,itskewpie/tempest,varunarya10/tempest,rzarzynski/tempest,queria/my-tempest,jamielennox/tempest,CiscoSystems/tempest,jaspreetw/tempest,Lilywei123/tempest,izadorozhna/tempest,zsoltdudas/lis-tempest,vedujoshi/os_tempest,redhat-cip/tempest,openstack/tempest,manasi24/jiocloud-tempest-qatempest,pandeyop/tempest,Juniper/tempest,queria/my-tempest,vedujoshi/os_tempest,roopali8/tempest,rakeshmi/tempest,vmahuli/tempest,eggmaster/tempest,pczerkas/tempest,xbezdick/tempest,hayderimran7/tempest,openstack/tempest,JioCloud/tempest,hpcloud-mon/tempest,vedujoshi/tempest,yamt/tempest,sebrandon1/tempest,jamielennox/tempest,rzarzynski/tempest,armando-migliaccio/tempest,citrix-openstack-build/tempest,tudorvio/tempest,afaheem88/tempest_neutron,vedujoshi/tempest,nunogt/tempest,adkerr/tempest,flyingfish007/tempest,dkalashnik/tempest,JioCloud/tempest,BeenzSyed/tempest,CiscoSystems/tempest,xbezdick/tempest,hpcloud-mon/tempest,ntymtsiv/tempest,Vaidyanath/tempest,hayderimran7/tempest,LIS/lis-tempest,pandeyop/tempest,Mirantis/tempest,akash1808/tempest,NexusIS/tempest,tonyli71/tempest,alinbalutoiu/tempest,Juraci/tempest,afaheem88/tempest,cisco-openstack/tempest,itskewpie/tempest,ntymtsiv/tempest,masayukig/tempest,manasi24/tempest,Tesora/tesora-tempest,ebagdasa/tempest,Juniper/tempest,vmahuli/tempest,akash1808/tempest,afaheem88/tempest_neutron,jaspreetw/tempest,eggmaster/tempest,yamt/tempest,Lilywei123/tempest,masayukig/tempest,cloudbase/lis-tempest,FujitsuEnablingSoftwareTechnologyGmbH/tempest,FujitsuEnablingSoftwareTechnologyGmbH/tempest,alinbalutoiu/tempest,rakeshmi/tempest,nunogt/tempest,bigswitch/tempest,Juraci/tempest,zsoltdudas/lis-tempest,BeenzSyed/tempest,pczerkas/tempest,Vaidyanath/tempest,citrix-openstack/build-tempest,cisco-openstack/tempest,flyingfish007/tempest,bigswitch/tempest,citrix-openstack/build-tempest,ebagdasa/tempest,citrix-openstack-build/tempest