add callerid (+g) with ACCEPT allow-list, plus msgid and extended-monitor

src/server.rs

@@ -190,6 +190,7 @@ impl Server {
                 watch: Vec::new(),
                 monitor: Vec::new(),
                 silence: Vec::new(),
+                accept: Vec::new(),
                 quitting: None,
                 flags: UserFlags::default(),
                 last_active: now(),
@@ -491,6 +492,7 @@ mod tests {
                 watch: Vec::new(),
                 monitor: Vec::new(),
                 silence: Vec::new(),
+                accept: Vec::new(),
                 quitting: None,
                 flags: UserFlags::default(),
                 last_active: 0,