[dist] Bump version to 0.6.5
[dist] Bump version to 0.6.5

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