GHC issue #8825 was fixed in 7.8.4.
Remove all references to Data.Version.versionTags

Avoids deprecation warnings when versionTags is deprecated in GHC 7.10
(GHC ticket #2496)
Merge pull request #2188 from thomie/versionTags

Remove all references to Data.Version.versionTags
-Wall police (Win64 edition).
Fix 'cabal clean' on Windows for build-type: Custom'.

Fixes #1863.