Update version numbers to match last changes#4

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GPHemsley wants to merge 3 commits intocfaerber:masterfrom

GPHemsley:versions

Commits on Jun 4, 2017

Add support for VerifyDnsLength in ToASCII
GPHemsley
committed

Commits on Jul 12, 2017

Merge pull request #5 from GPHemsley/VerifyDnsLength
cfaerber
authored

Commits on Jun 24, 2018

Update version numbers to match last changes
GPHemsley
committed