- Added terminal mode handling etc for the client, and window change

- Refactored the terminal-mode handling for the server
- Improved session closing for the client

--HG--
extra : convert_revision : 9d19b4f22c39798af5f3f24c2022f8caec4919e8

chansession.h

@@ -39,7 +39,6 @@ struct ChanSess {
 	int slave;
 	unsigned char * tty;
 	unsigned char * term;
-	unsigned int termw, termh, termc, termr; /* width, height, col, rows */
 
 	/* exit details */
 	int exited;
@@ -76,6 +75,9 @@ void send_msg_chansess_exitsignal(struct Channel * channel,
 		struct ChanSess * chansess);
 void addnewvar(const char* param, const char* var);
 
+void cli_send_chansess_request();
+void cli_tty_cleanup();
+
 void svr_chansessinitialise();
 extern const struct ChanType svrchansess;