Fixed Unknown status id for nsca and changed comment.
Add filter backup tasks by fqdn
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Added new admin command for delete taskchecks y backupfiles
Fixed comand to clean the taskchecks and change the command name to maintenance
Refactor of maintenance command to be more optimal
Merge https://github.com/tic-ull/arritranco into admin-command-clean
Merge pull request #7 from lumasepa/admin-command-clean

Admin command clean
Template and model of BaldeServer changed to be ordered by slot number
Fixed url syntax on update machine template.
Merge branch 'master' of https://github.com/tic-ull/arritranco
Changed the rack view to have the racks ordered and to show the down machines in the tool tip
Merge branch 'master' of https://github.com/tic-ull/arritranco into improve_rack_view