To uninstall acpi-support-base just follow these instructions.
sudo apt-get remove acpi-support-base
This will remove just the acpi-support-base package itself.
sudo apt-get remove --auto-remove acpi-support-base
This will remove the acpi-support-base package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for acpi-support-base then this will work.
sudo apt-get purge acpi-support-base
Or similarly, like this acpi-support-base
sudo apt-get purge --auto-remove acpi-support-base
|Maintainer||Debian Acpi Team <firstname.lastname@example.org>|
|Description||scripts for handling base ACPI events such as the power button|