Many More Capabilities

-Support for custom variables.
-Line breaks where appropriate.
-Improved separation of pieces of code (now works with things like
operators, not just spaces).
-Improved separation also allows multiple functions in one line (e.g. a
= max(b, c) + abs(b - c)).
-Fixed problem with variable argument number functions.
-Fixed bug with for loops.
-Strings are recognized in either single quotes or double quotes.
-Fixed bug with random functions.
-Collision detection works with objects and instances.