Feat : limit the number of audio files to keep per species (#121)

* New disk usage settings

* Use sudo for rm, just in case

* Remove set -x

* Correct code for png

* Correct today

* Correct dates

* Accepts date format of different distributions

* Avoid message

* Very significant processing time optimisation

* Update disk_species_clean.sh

* Avoid locking database

* Update disk_species_clean.sh

* Disable set -x (again)

* Add number of remaining files

* Add new variables to update_birdnet_snippets.sh

* Consolidate disk management elements

* Update disk_species_clean.sh

* Update disk_species_clean.sh

* Protect last 7 days

* Add options to advanced.php, in same style

* Remove from config

* Update config.php

* Reset max_disk_usage to hard 95

* Improve layout

* Remove automatic addition of MAX_FILE_SPECIES if not defined https://github.com/alexbelgium/hassio-addons/issues/1458

* Cosmetic white-listed changed to whitelist

* Add comma in text

* Update scripts/advanced.php

Co-authored-by: Nachtzuster <Nachtzuster@users.noreply.github.com>

* Update crontab if less than 5 #birdnet occurence (= all scripts not installed)

* Made .sh file executable

* Remove unused field k5 (second field of year) ; add explanations

* Call functions without ()

* Uninstall current cron before reinstalling them

* Update update_birdnet_snippets.sh

* Use $HOME instead of $mydir

---------

Co-authored-by: Nachtzuster <Nachtzuster@users.noreply.github.com>

version.md

@@ -39,7 +39,7 @@
 - BirdWeather Support
 - Bug Fix for systemd-networkd-wait-online.service
 - Bug Fix for `install_noip2.sh` for NoIP DUC Support
-- New `disk_check.sh` utitlity/crontab entry to `stop_core_services.sh`
+- New `disk_check.sh` utility/crontab entry to `stop_core_services.sh`
   when disk space is greater than 95%
 
 # main v0.9 -- pre-installed image