There were two coordinate systems used:
- 0..512 (used in osu!stable)
- 0..1 (relative coordinate)
This commit replaces the usage of
the relative coordinate system to
the coordinate system of 0..512.
It sets the AdditiveTarget on the object initializer but then the catcher is set to Child which wipes up all of the existing children (containers added by Catcher through AdditiveTarget setter)