Merge 'oracle_shorten_aliases' into 'trunk'

Merge 'oracle_shorten_aliases' into 'trunk'

r22328@hlagh (orig r8201):  caelum | 2009-12-31 12:29:51 -0500
new branch to fix table aliases in queries over the 30char limit
r22329@hlagh (orig r8202):  caelum | 2009-12-31 12:55:50 -0500
failing test
r22330@hlagh (orig r8203):  caelum | 2009-12-31 13:00:35 -0500
switch oracle tests to done_testing()
r22331@hlagh (orig r8204):  caelum | 2009-12-31 15:02:50 -0500
got something working
r22332@hlagh (orig r8205):  caelum | 2009-12-31 15:08:30 -0500
POD touchups
r22343@hlagh (orig r8216):  caelum | 2010-01-01 07:42:03 -0500
fix uninitialized warning and a bug in ResultSet
r22419@hlagh (orig r8234):  caelum | 2010-01-05 07:53:18 -0500
append half of a base64 MD5 to shortened table aliases for Oracle