Cleaned up ANSTO code to merge with sinqdev.sics

This is our new RELEASE-4_0 branch which was taken from ansto/93d9a7c
Conflicts:
	.gitignore
	SICSmain.c
	asynnet.c
	confvirtualmot.c
	counter.c
	devexec.c
	drive.c
	event.h
	exebuf.c
	exeman.c
	histmem.c
	interface.h
	motor.c
	motorlist.c
	motorsec.c
	multicounter.c
	napi.c
	napi.h
	napi4.c
	network.c
	nwatch.c
	nxscript.c
	nxxml.c
	nxxml.h
	ofac.c
	reflist.c
	scan.c
	sicshipadaba.c
	sicsobj.c
	site_ansto/docs/Copyright.txt
	site_ansto/instrument/lyrebird/config/tasmad/sicscommon/nxsupport.tcl
	site_ansto/instrument/lyrebird/config/tasmad/taspub_sics/tasscript.tcl
	statusfile.c
	tasdrive.c
	tasub.c
	tasub.h
	tasublib.c
	tasublib.h

hipadaba.h

@@ -1,4 +1,4 @@
-/** @file
+ /** @file
  * Hipadaba is a hierarchical database of parameters. Parameters can be of 
  * various types. What happens when a parameter is being set, updated or read
  * is largely determined  through callbacks which can be registered on 
@@ -26,6 +26,8 @@
  * Added support for properties, Mark Koennecke, January 2007
  * 
  * Refactored callback handling, Markus Zolliker, Mark Koennecke, March 2008
+ *
+ * Added property chnage events. Mark Koennecke, February 2015
  */
 #ifndef HIPADABA
 #define HIPADABA
@@ -72,11 +74,12 @@ typedef struct __hipadaba {
   char *name;
   char *path;
   hdbValue value;
-  int protected;
+  int iprotected;
   pStringDict properties;
 } Hdb, *pHdb;
 /*-------------- return values for callback functions  -------------------------*/
-typedef enum { hdbContinue,
+typedef enum { 
+  hdbContinue,
   hdbAbort,
   hdbKill
 } hdbCallbackReturn;
@@ -102,6 +105,12 @@ typedef struct {
   void *result;
 } hdbDataSearch, *pHdbDataSearch;
 /*-------------------------------------------------------------------------------*/
+typedef struct {
+  char *type;
+  char *key;
+  char *value;
+} hdbPropertyChange, *pHdbPropertyChange;
+/*-------------------------------------------------------------------------------*/
 typedef hdbCallbackReturn(*hdbCallbackFunction) (pHdb currentNode,
                                                  void *userData,
                                                  pHdbMessage message);
@@ -157,6 +166,14 @@ pHdbDataSearch GetHdbDataSearchMessage(pHdbMessage toTest);
  * pointer if it is.
  */
 pHdbMessage GetHdbKillNodeMessage(pHdbMessage toTest);
+/**
+ * Test a message if it is a property change message
+ * @param toTest The message to test.
+ * @return NULL if the message is no property chnage  message or a message 
+ * pointer if it is.
+ */
+pHdbPropertyChange GetPropertyChangeMessage(pHdbMessage toTest);
+
 /*======================== Function protoypes: hdbData ========================*/
 /**
  * make a hdbValue with the given datatype and length