reduced calls to flags/group update code to the minimum, to avoid sending file lists except when the share manager / share dialog gets closed

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@5822 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/ShareManager.h

@@ -61,6 +61,7 @@ private slots:
     void removeShareDirectory();
     void updateFlags();
     void updateGroups();
+	 void applyAndClose() ;
 
 private:
     static ShareManager *_instance;