Export the internal OFTCPSocket so it can be observed externally.

FossilOrigin-Name: 8e20888525708fdd3e9a937da52d4b6d7d2f0366cd35f1a4e8ca3fc9e62047af

src/IRCConnection.h

@@ -84,6 +84,7 @@
 @property (assign) uint16_t port;
 @property (copy) OFString *nickname, *username, *realname;
 @property (retain) id <IRCConnectionDelegate, OFObject> delegate;
+@property (retain, getter=socket) OFTCPSocket *sock;
 
 - (void)sendLine: (OFString*)line;
 - (void)sendLineWithFormat: (OFConstantString*)line, ...;

src/IRCConnection.m

@@ -35,7 +35,7 @@
 #import "IRCChannel.h"
 
 @implementation IRCConnection
-@synthesize server, port, nickname, username, realname, delegate;
+@synthesize server, port, nickname, username, realname, delegate, sock;
 
 - init
 {