[fix] No need to test 0.6 anymore
[fix] No need to test 0.6 anymore

imjerrybao/nconf,olalonde/nconf,indexzero/nconf,Dependencies/nconf,bryce-gibson/nconf,HansHammel/nconf,NickHeiner/nconf,remy/nconf,philip1986/nconf,ChristianMurphy/nconf