As you know QGIS offers the ability to customize all the menus, toolbar, statusbar,... thanks to the option Customization in the Settings menu.
Here is the problem: I'm not able to use that to customize the vector and the raster menu. If I un-select some entries, when I reboot QGIS in order to update the view, nothing changes.
For example, I have unchecked certain menu items:
But nothing changes after restarting, they still appear:
BTW: I also tried to save the configuration file and then load it, but the un-selected entries in the customization menu remain all active.
I'm running QGIS 2.0.1 on a Debian 7.2 machine.