Merge 'trunk' into 'count_distinct'

r6172@mullet (orig r6171):  ribasushi | 2009-05-07 11:49:26 -0700
Cookbook cleanup
r6174@mullet (orig r6173):  ribasushi | 2009-05-08 01:13:30 -0700
Throw away some debugging code
r6175@mullet (orig r6174):  ribasushi | 2009-05-08 01:21:53 -0700
Documentation patch by nniuq
r6176@mullet (orig r6175):  plu | 2009-05-08 01:30:20 -0700
Set NLS_LANG so we  have a predictable date format when using MON
r6177@mullet (orig r6176):  ribasushi | 2009-05-08 03:15:15 -0700
Fix POD
r6179@mullet (orig r6178):  jgoulah | 2009-05-08 07:27:49 -0700
renaming rh performance test so it will show up at the end of test output
r6195@mullet (orig r6194):  caelum | 2009-05-09 06:46:55 -0700
added postgres default port stuff to FAQ
r6199@mullet (orig r6198):  mo | 2009-05-10 08:37:16 -0700
set_$rel accepts now a $link_vals hashref like add_to_$rel does
r6202@mullet (orig r6201):  ribasushi | 2009-05-10 10:57:31 -0700
Require DBICTest.pm in all tests even if it is not needed at all
r6203@mullet (orig r6202):  ribasushi | 2009-05-10 11:17:09 -0700
No more 'I forgot to run perl Makefile.PL'
r6204@mullet (orig r6203):  ribasushi | 2009-05-10 12:35:03 -0700
Switch the m2m method warnings from warnings::register to $ENV{DBIC_METHOD_CLOBBER_OK} = 1
r6206@mullet (orig r6205):  ribasushi | 2009-05-11 03:50:54 -0700
Change the makefile to test r6202

diff --cc lib/DBIx/Class/Manual/Cookbook.pod
Simple merge

diff --cc lib/DBIx/Class/ResultSet.pm
Simple merge

diff --cc lib/DBIx/Class/Storage/DBI.pm
Simple merge