further reduction of include dependencies, also finalised some classes

rtgui/filebrowserentry.cc

@@ -21,6 +21,7 @@
 #include <cstring>
 #include <iomanip>
 
+#include "cropguilistener.h"
 #include "cursormanager.h"
 #include "guiutils.h"
 #include "inspector.h"
@@ -28,6 +29,7 @@
 #include "threadutils.h"
 #include "thumbbrowserbase.h"
 #include "thumbnail.h"
+#include "toolbar.h"
 
 #include "../rtengine/procparams.h"