added nest flag to help text and README

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "remux"
-version = "0.1.3a"
+version = "0.1.3b"
 edition = "2021"
 authors = [ "Valerie Wolfe <sleeplessval@gmail.com>" ]
 description = "A friendly command shortener for tmux"

README.md

@@ -33,6 +33,12 @@ remux has foo
 tmux detach-client -t foo
 remux d foo
 
+#	nesting sessions with '-n' flag
+TMUX='' tmux a -t foo
+remux a -n foo
+TMUX='' tmux new-session -t foo
+remux n -n foo
+
 ```
 
 ## Libraries

src/help.rs

@@ -40,6 +40,7 @@ pub fn help(pargs: &mut Arguments) {
 
 			println!("flags:");
 			println!("   -d, --detach       Detach other attached clients from the session");
+			println!("   -n, --nest         Attach the session inside another session.");
 			println!("   -r, --readonly     Attach the session as read-only");
 		},
 
@@ -88,6 +89,7 @@ pub fn help(pargs: &mut Arguments) {
 			println!("   [command]              The shell command to run\n");
 
 			println!("flags:");
+			println!("   -n, --nest             Create the session inside another session.");
 			println!("   -t, --target <dir>     Sets the target directory for the new session.");
 		},