Merge 'DBIx-Class-current' into 'bulk_create'

Merge 'DBIx-Class-current' into 'bulk_create'

r51652@cain (orig r3338):  matthewt | 2007-05-20 00:05:23 +0000
find/next change to return undef rather than () on fail from Bernhard Graf
r51653@cain (orig r3339):  matthewt | 2007-05-20 00:09:33 +0000
deprecation warning for compose_connection now caught and tested
r51654@cain (orig r3340):  ilmari | 2007-05-20 00:10:20 +0000
add tests for nested prefetch with many_to_many and chained search_related
r51667@cain (orig r3341):  matthewt | 2007-05-21 14:22:52 +0000
fixed WhereJoins to handle conditions edge cases
r51760@cain (orig r3352):  groditi | 2007-05-21 22:29:11 +0000
result_class is getting leaked somewhere in related_resultset, failing test included
r51762@cain (orig r3354):  claco | 2007-05-22 00:32:35 +0000
added get_inflated_columns to Row

r51764@cain (orig r3356):  blblack | 2007-05-22 01:40:14 +0000
 r30913@brandon-blacks-computer (orig r3263):  matthewt | 2007-05-06 11:52:36 -0500
 patch from soulchild (thanks!)
 r31140@brandon-blacks-computer (orig r3318):  castaway | 2007-05-17 07:56:49 -0500
 Applied patch from Pedro Melo to fix order of components in the example

 r31938@brandon-blacks-computer (orig r3348):  ilmari | 2007-05-21 15:23:36 -0500
 Copy the working mk_hash from HashRefInflator in -current into Cookbook

 r31946@brandon-blacks-computer (orig r3355):  blblack | 2007-05-21 20:21:42 -0500
 connect_info should return the same data it was given

r51765@cain (orig r3357):  blblack | 2007-05-22 01:44:57 +0000
cleanup on aisle 7
r51766@cain (orig r3358):  claco | 2007-05-22 02:36:28 +0000
%colinfo accessor and inflate_column now work together

r51772@cain (orig r3364):  groditi | 2007-05-22 16:24:15 +0000
fix to t/97result_class.t and fixed tests too
r51820@cain (orig r3383):  matthewt | 2007-05-25 16:00:52 +0000
prefetch/cache fixes for all but find