readme with optional dependencies

README.md

@@ -26,13 +26,13 @@ Note also that Gmail and some providers require you to enable sign-ins from thir
 
 ## Installation and Dependencies
 
-dialog, neomutt and offlineimap should be installed. You also need to have a GPG public/private key pair for the wizard to automatically store your passwords. The whole repo should be cloned to `~/.config/mutt/`. (If you have a previous mutt folder, you'll want to back it up or delete it first.)
+`dialog`, `neomutt` and `offlineimap` should be installed. You also need to have a GPG public/private key pair for the wizard to automatically store your passwords. The whole repo should be cloned to `~/.config/mutt/`. (If you have a previous mutt folder, you'll want to back it up or delete it first.)
 
 ```
 git clone https://github.com/LukeSmithxyz/mutt-wizard.git ~/.config/mutt
 ```
 
-You will want to delete or rename your current `~/.offlineimaprc` as well, as although you can later modify the `~/.offlineimaprc` produced by the script, you must have no file there the first time you add your first account.
+You will want to delete or rename your current `~/.offlineimaprc` as well, as although you can later modify the `~/.offlineimaprc` produced by the script, you must have no file there the first time you add your first account or the wizard will assume some settings are already set which aren't.
 
 Just run `mutt-wizard.sh` for all the options, to install an account:
 
@@ -42,6 +42,15 @@ Just run `mutt-wizard.sh` for all the options, to install an account:
 
 Whenever you want to check for mail, just run the `offlineimap` command again.
 
+### Non-essential dependencies
+
+The automatically deployed configs will look for certain programs for certain extra abilities. Consider installing the following for the extra functionality.
+
++ `urlview` -- Detecting and following links with `ctrl-u`
++ `mupdf` -- for viewing attached pdfs (`v` to view attachments, then select .pdf)
++ `notmuch` -- for mail searching and indexing set to `ctrl-f`. Be sure to run `notmuch setup`. Remember your mail is in `~/.mail/` when you configure notmuch.
++ `w3m` and/or `w3mimg` -- for viewing images. Like .pdfs, view in the attachments menu.
+
 ### "Wait? The script asks for my passwords?"
 
 Look at the code. The script takes the passwords you give it, encrypts them immediately with your own GPG key, and shreds the leftovers. Nothing malicious; it's all there! If it makes you comfortable you can even run the script offline at first.