[efi] improve partition scheme details and tooltips

* Also fix automated filesystem selection when switching schemes around
[efi] add mbr UEFI marker for partition scheme reselection

* without the marker, an UFD created as MBR for UEFI will be seen
  as MBR for BIOS + UEFI. We want Rufus to be able to select the
  settings that were used for the drive creation.
* Also hides #116 under the carpet and fix non RUFUS_DEBUG compilation
v1.3.2 (build 232)