reduce to 4 ruby version for build
reduce to 4 ruby version for build

nitheeshp/eb_deployer,ThoughtWorksStudios/eb_deployer,warnergodfrey/eb_deployer,nitheeshp/eb_deployer,ThoughtWorksStudios/eb_deployer,mefellows/eb_deployer,ibnc/eb_deployer,ibnc/eb_deployer,mefellows/eb_deployer,warnergodfrey/eb_deployer