Can now access stacks by number.
Deal better with literal integers > 32 bits in source code.
Update window title when stack’s name changes.
Make sure we can reference all cards, backgrounds and parts by their name, number or ID, and that we can query those (and set them where it makes sense).
Now that we can backtrack, split up a few more syntax tables so they become more readable. Also remove all the trailing unused parameter entries, having one terminator is enough.
Update imported Mac system headers to use 10.9 SDK.