Added new option for GxsForums and FeedReader - Open all forums/feeds in new tab.

Option=on (standard)
- no standard tab
- new tab by single click
- no menu entry "Open in new tab"

Option=off:
- standard tab (not closeable)
- open in standard tab by single click
- menu entry "Open in new tab"
- open new tab with middle mouse button


git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6060 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/settings/rsettingswin.cpp

@@ -39,6 +39,7 @@
 #include "ForumPage.h"
 #include "PluginsPage.h"
 #include "rsharesettings.h"
+#include "gui/notifyqt.h"
 
 #define IMAGE_GENERAL       ":/images/kcmsystem24.png"
 
@@ -202,5 +203,9 @@ RSettingsWin::saveChanges()
 	/* call to RsIface save function.... */
 	//rsicontrol -> ConfigSave();
 
+	if (NotifyQt::getInstance()) {
+		NotifyQt::getInstance()->notifySettingsChanged();
+	}
+
     close();
 }