Corrects a mistake

Corrects the duplicate that appeared
Line16 should be :
`@install -Dm644 "initramfs/Arch Linux/overlay_snap_ro-hook" "$(LIB_DIR)/initcpio/hooks/grub-btrfs-overlayfs"		# Arch Linux only`

Fix indentation

My IDE was set up incorrectly.
Convert all tab indentation to space.

Clean code

Clean indentation/leading/trailing space

Attempt to fix ignore specific path (Antynea#102)

* Attempt to fix ignore specific path

Attempt to fix ignore specific path Antynea#100

* Update config

Add password protection support for the submenu (Antynea#97)

* Add password protection support for the submenu

Grub2 supports superuser and user access using passwords. Antynea#95

-Ability to add authorized users.
-Possibility to disable password protection for the submenu.

* Update config

* Update README.md

Don't let the kernel parameters override the subvol for the snapshot (A…

…ntynea#85)

Previously, the kernel parameters came after the `rootflags=subvol=<snapshot>`
argument. This means that when the user's standard kernel parameters also
contain a `rootflags=subvol=<root>`, it will override the subvol flag of the
snapshot. So put the snapshot's subvol flag last.

Test if snapper is properly configured before using it (Antynea#83)

Fixed incorrect path to the grub-btrfs.cfg file in Grub menu (Antynea#79

)

Fix Antynea#72
The submenu generated by "grub-btrfs" doesn't load in the "GRUB menu."
Sometimes the Grub prefix and root variable don't match.
This ensures that the prefix variable is used to load the grub-btrfs.cfg file.
See
How to specify files
and
Special environment variables : root
and
Special environment variables : prefix

fix Antynea#69 (Antynea#70)

Add a search command line to `grub.cfg` for find `grub-btrfs.cfg`
`search -f --set=root --no-floppy /grub/grub-btrfs.cfg`

fix get description when quota enabled (Antynea#68)