[debian] packaging fixes * remove postgresql-contrib from cubicweb dependency (using tsearch which is included with postgres >= 8.3) * add postgresql-client | mysql-client to cubicweb-server dependencies, necessary for dump/restore of database

addressbook
basket
blog
book
calendar
comment
company
email
file
folder
i18ncontent
keyword
link
mailinglist
person
tag
timeseries
vcsfile