lock and unlock should now broadcast to the hall. Users trying to enter if hall is locked should now get message indicating the hall is locked. Removed redundant start with options. Browser requests mic permissions, also there is a mute option in the ui itself, so this seemed superfluous

static/skald.js

@@ -2278,8 +2278,7 @@ function gotUserMessage(id, dest, username, time, privileged, kind, error, messa
     switch(kind) {
     case 'kicked':
     case 'error':
-    case 'warning':
-    case 'info': {
+    case 'warning': {
         if(!privileged) {
             console.error(`Got unprivileged message of kind ${kind}`);
             return;
@@ -2288,6 +2287,16 @@ function gotUserMessage(id, dest, username, time, privileged, kind, error, messa
         displayError(`${from} said: ${message}`, kind);
         break;
     }
+    case 'info': {
+        if(!privileged) {
+            console.error(`Got unprivileged message of kind ${kind}`);
+            return;
+        }
+        let text = '' + message;
+        localMessage(text);
+        displayMessage(text);
+        break;
+    }
     case 'recording': {
         if(!privileged) {
             console.error(`Got unprivileged message of kind ${kind}`);
@@ -3589,11 +3598,7 @@ document.getElementById('loginform').onsubmit = async function(e) {
 
     setVisibility('passwordform', true);
 
-    if(getInputElement('presentmike').checked)
-        presentRequested = 'mike';
-    else
-        presentRequested = null;
-    getInputElement('presentmike').checked = true;
+    presentRequested = 'mike';
 
     // Connect to the server, gotConnected will join.
     serverConnect();