Boost.Hash support for TrackedState
Boost.Hash support for TrackedState

Ignore-this: d6768c8bcb4d6bbdef1b0f65fe4341ef
(With some versions of Boost, the conversion to int of TrackedState got picked up without this.)

darcs-hash:20150207112944-fa073-a595edd08ec924371038ccdb99486194411128fe

rogiervd/flipsta,rogiervd/flipsta,rogiervd/flipsta