Update to V4.6.1 - including PIC32MX port.

Source/include/croutine.h

@@ -1,5 +1,5 @@
 /*
-	FreeRTOS.org V4.6.0 - Copyright (C) 2003-2007 Richard Barry.
+	FreeRTOS.org V4.6.1 - Copyright (C) 2003-2007 Richard Barry.
 
 	This file is part of the FreeRTOS.org distribution.
 
@@ -28,8 +28,9 @@
 	and contact details.  Please ensure to read the configuration and relevant
 	port sections of the online documentation.
 
-	Also see http://www.SafeRTOS.com for an IEC 61508 compliant version along
-	with commercial development and support options.
+	Also see http://www.SafeRTOS.com a version that has been certified for use
+	in safety critical systems, plus commercial licensing, development and
+	support options.
 	***************************************************************************
 */
 #ifndef CO_ROUTINE_H
@@ -37,6 +38,10 @@
 
 #include "list.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* Used to hide the implementation of the co-routine control block.  The
 control block structure however has to be included in the header due to
 the macro implementation of the co-routine functionality. */
@@ -712,5 +717,8 @@ void vCoRoutineAddToDelayedList( portTickType xTicksToDelay, xList *pxEventList
  */
 signed portBASE_TYPE xCoRoutineRemoveFromEventList( const xList *pxEventList );
 
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* CO_ROUTINE_H */