Fix a bug in unpack when the lower bound is != 0. Make unpacking a little bit faster.
Fix a bug in unpack when the lower bound is != 0.
Make unpacking a little bit faster.

--HG--
extra : convert_revision : svn%3Aa2f44796-8cc0-49ac-b43f-6a96d556d52d/trunk%40203

denfromufa/comtypes,denfromufa/comtypes,denfromufa/comtypes,denfromufa/comtypes,denfromufa/comtypes