Add disroot.org domain

Add mac style notifications to mailsync script on "darwin" operating systems

Provide a sane error message in case dialog is not installed

Increase compatibility with NixOS

(cherry picked from commit ea233da43a)

This reverts commit 708787a101.

Use `$HOME` instead of `/home/$(whoami)`

In macOS home is `/Users/$(whoami)`

special chars in password

Update offlineimap_profile

Removed "sslcacerfile = /etc/ssl/cets/ca-certificates.crt" on line 10 - it was pointing to non-existant directory "cets" instead of "certs" - this setting is overwritten later with correct path therefore no errors would register.

Use `$EDITOR` instead of hardcoding vim

MacOS compatibility

fix adding new account in macos

Fix mailsync ping command

Fix mutt-wizard

Fix muttrc for mac

Add files for offlineimap_profile and offlineimap_header

Update README with MacOS install instructions