Divide the Bugs panel in half.

It overflowed as a result of the previous commit.

(cherry picked from commit 84e239dd88)

config.c

@@ -2563,7 +2563,7 @@ void setup_config_box(struct controlbox *b, int midsession,
 
 	if (!midsession) {
 	    /*
-	     * The Connection/SSH/Bugs panel.
+	     * The Connection/SSH/Bugs panels.
 	     */
 	    ctrl_settitle(b, "Connection/SSH/Bugs",
 			  "Workarounds for SSH server bugs");
@@ -2591,6 +2591,12 @@ void setup_config_box(struct controlbox *b, int midsession,
 	    ctrl_droplist(s, "Miscomputes SSH-2 encryption keys", 'e', 20,
 			  HELPCTX(ssh_bugs_derivekey2),
 			  sshbug_handler, I(CONF_sshbug_derivekey2));
+
+	    ctrl_settitle(b, "Connection/SSH/More bugs",
+			  "Further workarounds for SSH server bugs");
+
+	    s = ctrl_getset(b, "Connection/SSH/More bugs", "main",
+			    "Detection of known bugs in SSH servers");
 	    ctrl_droplist(s, "Requires padding on SSH-2 RSA signatures", 'p', 20,
 			  HELPCTX(ssh_bugs_rsapad2),
 			  sshbug_handler, I(CONF_sshbug_rsapad2));

doc/config.but

@@ -3128,7 +3128,7 @@ you do the same on Linux, you can also use it with IPv4. However,
 ticking \q{Auto} should always give you a port which you can connect
 to using either protocol.
 
-\H{config-ssh-bugs} \I{SSH server bugs}The Bugs panel
+\H{config-ssh-bugs} \I{SSH server bugs}The Bugs and More Bugs panels
 
 Not all SSH servers work properly. Various existing servers have
 bugs in them, which can make it impossible for a client to talk to
@@ -3142,9 +3142,10 @@ has been deliberately configured to conceal its version number, or
 if the server is a version which PuTTY's bug database does not know
 about, then PuTTY will not know what bugs to expect.
 
-The Bugs panel allows you to manually configure the bugs PuTTY
-expects to see in the server. Each bug can be configured in three
-states:
+The Bugs and More Bugs panels (there are two because we have so many
+bug compatibility modes) allow you to manually configure the bugs
+PuTTY expects to see in the server. Each bug can be configured in
+three states:
 
 \b \q{Off}: PuTTY will assume the server does not have the bug.