added transparency to the menu icons.

75% opacity

 Changes to be committed:
	modified:   res/drawable-xhdpi/ic_navbar_killtask.png
	modified:   res/drawable-xhdpi/ic_navbar_power.png
	modified:   res/drawable-xhdpi/ic_navbar_ring_vib_silent.png
	modified:   res/drawable-xhdpi/ic_navbar_screenshot.png
	modified:   res/drawable-xhdpi/ic_navbar_silent.png
	modified:   res/drawable-xhdpi/ic_navbar_vib.png
	modified:   res/drawable-xhdpi/ic_navbar_vib_activated.png
	modified:   res/drawable-xhdpi/ic_rom_control_battery.png
	modified:   res/drawable-xhdpi/ic_rom_control_clock.png
	modified:   res/drawable-xhdpi/ic_rom_control_general_ui.png
	modified:   res/drawable-xhdpi/ic_rom_control_led.png
	modified:   res/drawable-xhdpi/ic_rom_control_lockscreens.png
	modified:   res/drawable-xhdpi/ic_rom_control_power_menu.png
	modified:   res/drawable-xhdpi/ic_rom_control_quick_settings.png
	modified:   res/drawable-xhdpi/ic_rom_control_signal.png
	modified:   res/drawable-xhdpi/ic_rom_control_sound.png
	modified:   res/drawable-xhdpi/ic_rom_control_toggles.png
	modified:   res/drawable-xhdpi/ic_rom_control_vibrations.png
	modified:   res/drawable-xhdpi/ic_rom_control_weather.png
	modified:   res/drawable-xhdpi/ic_settings_backup.png
	modified:   res/drawable-xhdpi/ic_sysbar_ime_switcher.png
	modified:   res/drawable-xhdpi/ic_sysbar_menu_big.png
	modified:   res/drawable-xhdpi/ic_sysbar_screenshot.png
	modified:   res/drawable-xhdpi/ic_sysbar_widget.png
	modified:   res/drawable-xhdpi/led_circle_button.png
	modified:   res/drawable-xhdpi/led_phone_image.png
	modified:   res/drawable-xhdpi/widget_add.png
	modified:   res/drawable-xhdpi/widget_delete.png
	modified:   res/drawable-xhdpi/widget_left.png
	modified:   res/drawable-xhdpi/widget_na.png
	modified:   res/drawable-xhdpi/widget_reset.png
	modified:   res/drawable-xhdpi/widget_right.png