Centralised to_binary/1 and from_binary/1 (in riak_dt)
Fix Map and ORSWOT to use centralised functions
OD-Flag now uses centralised function for serialisation
PN-Counter now uses centralised function for serialisation (in v2)
LWW-Reg now uses centralised function for serialisation
Merge pull request #85 from basho/bugfix/lenary/use-compression-everywhere

Make sure all data types use configured compression in t2b/b2t

Reviewed-by: seancribbs