Back out part of write buffering change. David G reports that this causes problems connecting to a server

ChangeLog

@@ -6581,4 +6581,7 @@
 	  the SAM4L Xplained Pro configuration (2014-2-12).
 	* arch/arm/src/stm32/stm32_serial.c:  Fix cloned type:  FLOWCONTROL
 	  vs FLOWCONROL (2014-2-14).
+	* net/uip/uip_tcptimer.c: Back out a small part of the 6.33 write
+	  buffering changed.  David G says that this causes problems in
+	  connecting to a server (2014-2-15).
 

net/uip/uip_tcptimer.c

@@ -134,8 +134,7 @@ void uip_tcptimer(struct uip_driver_s *dev, struct uip_conn *conn, int hsec)
        * retransmit.
        */
 
-      if (conn->unacked > 0 &&
-         (conn->tcpstateflags & UIP_TS_MASK) == UIP_ESTABLISHED)
+      if (conn->unacked > 0)
         {
           /* The connection has outstanding data */