Add missing dependencies to ruby
Update apache_frontend documentation.

Mention the setcap solution to allow listening to port 443 and 80.
Merge branch 'master' into erp5-component
version up : Perl-5.16.3 including security fixes.
Add zimbra-kvm Software Release.
Don't crash if resource is not ready.
Upgrade stunnel to 4.55.
updated obsolete ./configure options
removed <= link between apache-php and apache-php-postgres
implemented new instance structure from lamp stack
allow slapuser# to connect as postgres user
replaced reference to mariadb -> postgres
published parameters in instance-postgres-export
support for sql-data-file parameter
replaced _ with - in parameter names
comment to explain dummy exporter
updated md5
removed checkout of recipe.maarch and cookbook
renamed parameter sql-data-file -> maarch-sql-data-file
support for docservers_path parameter