Update edit-script-file to rely on EDITOR or VISUAL var

Also in this commit, I changed the tmux prefix to M-x btw.

Signed-off-by: Andrei Jiroh Eugenio Halili <ajhalili2006@gmail.com>

bashrc/worthwhile-functions

@@ -19,7 +19,7 @@ list-debs-size() {
 
 edit-script-file() {
     # if you use other editor, please set $EDITOR.
-    $(command -v code>>/dev/null && echo code || command -v nano>>/dev/null && echo nano || echo vi) "$(command -v $1)"
+    $EDITOR "$(command -v $1)"
 }
 
 # reloading stuff

tmux/main.conf

@@ -3,9 +3,7 @@ set-option -g default-shell /bin/zsh
 
 # my prefix btw
 unbind C-b
-#set -g prefix M-w
-# additional prefix in case we're using the Shelly iOS app
-set -g prefix C-W
+set -g prefix M-x
 
 # make sure we can magically source config changes via <prefix>+R shortcut.
 bind r source-file ~/.tmux.conf