git-annex-6.20160211: doc/todo/Remove___39__superfluous_constraints__39___warnings.mdwn

Please pull branch `patch-1` from repo

https://github.com/ggreif/git-annex.git

It contains some cleanups from warnings that appear with GHC 7.11 (and probably 8.0 too).

> Merged and thank you! [[done]] --[[Joey]]