Try make more strict deps
Switch to new type of record decoding/encoding
Update cabal file
Add parallel scan
Add dependency
Cleanup
Generalize slide
Try parallel stuff out (unsuccessfully)
Finally make parallel stuff work
Start prototyping cluster
Draft implementation of cluster communication
Cleanup
Add missing deps
Add flymake files to gitignore
Add nanomessage examples
Add node startup shell scripts
Start prototyping parallel folds
Initial (quite bad) prototype of step/merge
A tiny bit better implementation: step/monoid/finalize
Update types