Merge 'normalize_connect_info' into 'trunk'

r22483@hlagh (orig r8272):  caelum | 2010-01-09 05:52:15 -0500
new branch to add "normalize_connect_info" class method to Storage::DBI
r22495@hlagh (orig r8274):  caelum | 2010-01-10 05:27:42 -0500
split connect_info parser out into private _normalize_connect_info