pgsql: Added quotalimit's bytes and messages to view vmm_domain_info.

pgsql/{create,update}_tables*: Added the ON DELETE CASCADE clause to table userquota{,_11}'s foreign-key constraint fkey_userquota_uid_users.

VMM/mailbox: Added missing dummy translator (_) and comment for method Mailbox._add_boxes.

VMM/quotalimit: Added new module quotalimit to the repository.

VMM/config: Added quota_bytes and quota_messages settings. Updated …/man5/vmm.cfg.5 and vmm.cfg.

VMM/common: Added function size_in_bytes().

pgsql/*: Added tables, triggers and functions for quota support.

VMM:/handler: Fixed typo introduced with the previous commit.

VMM/handler: Handler._make_domain_dir(): Check if the domain directory exists before calling os.mkdir().

VMM/*: Use target column names in all INSERT statements. In order to avoid trouble after the definition of a table was changed.

INSTALL: Updated "user_query".

VMM/mailbox: Be more detailed if doveadm couldn't create mailboxes.

VMM/cli/subcommands: Update also the RunContext's subcommand if 'plan A' in {alias,relocated,user}_info() fails.

VMM/{,cli/}handler: Moved the 'address-in-use check' (introduced with changeset ef99be5b7ec0) to {alias,relocated,user}_add().

VMM/account: Account._count_aliases() cast the EmailAddress to str, in order to avoid errors from the database.

VMM/handler: Handler.relocated_add() check if the target address' domain is known, if so add a warning when the account/alias doesn't exist.

VMM/handler: Handler._get_{account,alias,relocated}() check if the address is already in use.

VMM/handler: Handler.alias_add() and Handler.relocated_add() use DestinationEmailAddress instances for target addresses.

VMM/alias.py: Fixed TypeError when calling dbc.executemany()

setup.py: Fixed syntax error

pgsql/create_tables{,-dovecot-1.2.x}.pgsql: Fixed syntax errors

VMM/emailaddress: Added class DestinationEmailAddress.

Updated copyright notices to include the year 2011.

merged changes from default(cfd29e65e4f2)

INSTALL: Use the %L modifier for %u variable in password_query and user_query.

VMM/domain: set_{directory,transport} make sure the domain is new. Assertions could be optimized away.

VMM/cli/subcommands: Added 'auto postmaster' to domain_add().

VMM/cli/handler: Added support for random passwords in user_add().

VMM/transport: Small error message 'improvement'.

VMM/config: Added option mailbox.format to the configuration check.

update_config: Set pyPgSQL, maybe there is no psycopg2 installed.

man5/vmm.cfg: Added description for new settings in section database.

Updated INSTALL and setup.py.

VMM/handler: Added support for psycopg2.

VMM/cli/main: Adjusted _get_handler() to changes in config module.

VMM/config: Extended configuration check and raise only a ConfigError. Added new settings 'module', 'port', and 'sslmode' to the database section.

VMM/…: Provide parameters as tuple to cursor.execute().

VMM/handler: Small code cleanups.

VMM/common: Reformulated error message in exec_ok.

VMM/cli/config: Except the VMMError from exec_ok in configure().

VMM/config: Use common.VERSION_RE, instead of defining the regexp two times.

VMM/common: Made the version re pattern object accessible as VERSION_RE. Small 'global …' cleanups.

VMM/cli/handler: Don't perform config and environment checks twice.

VMM/cli/subcommands: Added subcommands configget and configset.

VMM/cli/config: CliConfig.set raise a ConfigError, if the new value could not be set.

VMM/cli/main: Except more errors and handle them correct.

VMM/config: LazyConfig._get_section_option check for empty section/option names.

VMM/…: Unified messages and removed non-ASCII quotes. VMM/account: Added TP-comment back. Was accidentally removed in changeset f9a6b6701cf9. Refreshed po/vmm.pot.