Log Message:
Update to conduit-1.3.1.2

1.3.1.2
* More eagerly emit groups in chunksOf #427

1.3.1.1
* Use lower-case imports (better for cross-compilation) #408

1.3.1
* Add MonadFail instance for ConduitT.

1.3.0.3
* Improve fusion framework rewrite rules

1.3.0.2
* Replace ReadMode with WriteMode in withSinkFile

1.3.0.1
* Test suite compatibility with GHC 8.4.1 #358

1.3.0
* Drop monad-control and exceptions in favor of unliftio
* Drop mmorph dependency
* Deprecate old type synonyms and operators
* Drop finalizers from the library entirely
  * Much simpler
  * Less guarantees about prompt finalization
  * No more yieldOr, addCleanup
  * Replace the Resumable types with SealedConduitT
* Add the Conduit and Data.Conduit.Combinators modules, stolen from \ 
conduit-combinators