Merge 'trunk' into 'cdbicompat_integration'

Merge 'trunk' into 'cdbicompat_integration'

r54378@windhund (orig r3954):  matthewt | 2008-01-18 05:03:08 -0800
added strict and warnings to HashRefInflator, fixed inflation for empty has_many rels
r54379@windhund (orig r3955):  matthewt | 2008-01-20 04:28:55 -0800
made search_rs smarter about when to preserve the cache to fix mm prefetch usage
r54389@windhund (orig r3965):  semifor | 2008-01-22 07:13:11 -0800
Added build_datetime_parser method for MSSQL over ODBC.
r54394@windhund (orig r3970):  castaway | 2008-01-24 05:19:52 -0800
Oops, fix joining manual to be correct

r54395@windhund (orig r3971):  castaway | 2008-01-24 15:22:49 -0800
Version 0.08009

r54396@windhund (orig r3972):  castaway | 2008-01-24 15:36:59 -0800
0.08009 released

r54399@windhund (orig r3975):  tomboh | 2008-01-25 09:20:38 -0800
Fix a typo and a couple of links.

r54448@windhund (orig r4024):  oyse | 2008-02-05 00:42:32 -0800
Added Øystein Torget to the list of contributers
r54474@windhund (orig r4050):  ash | 2008-02-10 09:31:27 -0800
Add txn_scope_guard method/object