For testing it's a lot easier to just provide a /tmp/ directory than having to
clear out the normal one that may contain useful drawings for debugging.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Drop the user-visible separation, make everything just Tuhi. Directory
structure remains largely separate (tuhi vs tuhigui) except for the po files
which are in the top-level directory because convention.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>