Adding management command for synchronizing sites.
Merge branch 'css' into devel
Upgrading version in footer.
Refactoring cron into sync_projects command.
Removing obsolete scripts.
Cleaning up the 'peers' configuration section.
Updating federation instructions.
Inserting script for database backup.
Making script +x.
Adding script to sync projects.
Updating INSTALL instructions.
Upgrading scripts, instructions.