Eating a cursed apple inverts the snake's steering for
CURSE_DURATION_TICKS ticks, shown on the top screen while active. The
sprite is a recolored copy of the rotten-apple tile since all existing
sprite tiles are already in use.
- Deleted generated CMake files and build artifacts from the cmake-build-debug directory.
- Removed the Intellisense header - what was that???
- Cleaned up the melonDS.ini configuration (removed hard path)