GxsChannels are basically complete now!:

- Fixed up Automatic downloads for GxsChannels. 
 - Tweaked GXS backend to make Meta Changes happen before requests.
 - Added some new Macros.



git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6231 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/gxs/rsgenexchange.cc

@@ -99,16 +99,18 @@ void RsGenExchange::run()
 
 void RsGenExchange::tick()
 {
+	// Meta Changes should happen first.
+	// This is important, as services want to change Meta, then get results.
+	// Services shouldn't rely on this ordering - but some do.
+	processGrpMetaChanges();
+	processMsgMetaChanges();
+
 	mDataAccess->processRequests();
 
 	publishGrps();
 
 	publishMsgs();
 
-	processGrpMetaChanges();
-
-	processMsgMetaChanges();
-
 	processRecvdData();
 
 	if(!mNotifications.empty())