* add borgbackup poller
* add borgbackup app page
* add graphs for borg backup
* minor borgbackup graph fixes and cleanups
* don't use custom colors for borg backup
* add metrics
* add borgbackup to the apps page
* add borgbackup snmprec for v1
* add test file for borgbackup v1
* add borg backup docs
* various style fixes
* add a missing key to the test data
* $total_vars -> $to_total
* remove a accidentally added space to applications.md
* test tweaks
* add no_hourly option to generic_stats
* add some more options to generic stats and don't display hourly since it is not really useful for borg backup
* style fix
