Enable nested dict decoding#6

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woahdae wants to merge 3 commits intomojombo:masterfrom

crystalcommerce:master

Commits on Jul 29, 2010

fixed dictionary encoding in a version-agnostic way
woahdae
committed

Commits on Oct 15, 2010

Make dictionary encoding/decoding work on nested
Ryan Burrows
committed

Commits on Dec 1, 2010

Rebarized bert
woahdae
committed