Build fails with GHC 7.8

[sethfowler]

Possibly due to changes in conduit? I haven't investigated.

Here's the build log:

Building cereal-conduit-0.0.3...
Preprocessing library cereal-conduit-0.0.3...
[1 of 1] Compiling Data.Conduit.Cereal ( Data/Conduit/Cereal.hs, dist/build/Data/Conduit/Cereal.o )

Data/Conduit/Cereal.hs:25:12:
    Not in scope: type constructor or class ‘DC.ResourceThrow’

Data/Conduit/Cereal.hs:28:30:
    Not in scope: data constructor ‘DC.SinkData’

Data/Conduit/Cereal.hs:28:44:
    ‘DC.sinkPush’ is not a (visible) constructor field name

Data/Conduit/Cereal.hs:29:44:
    ‘DC.sinkClose’ is not a (visible) constructor field name

Data/Conduit/Cereal.hs:33:38:
    Not in scope: data constructor ‘DC.Processing’

Data/Conduit/Cereal.hs:35:32: Not in scope: ‘DC.resourceThrow’

Data/Conduit/Cereal.hs:36:38:
    Not in scope: data constructor ‘DC.Processing’

Data/Conduit/Cereal.hs:37:39:
    Not in scope: data constructor ‘DC.Done’

Data/Conduit/Cereal.hs:41:53: Not in scope: ‘DC.resourceThrow’

Data/Conduit/Cereal.hs:44:14:
    Not in scope: type constructor or class ‘DC.Resource’
    Perhaps you meant ‘DC.Source’ (imported from Data.Conduit)