graphics.lisp: Made size a safe method. Ignore-this: 798c954d68aa49f7f6c5c8414f1dc2bd
graphics.lisp: Made size a safe method.
Ignore-this: 798c954d68aa49f7f6c5c8414f1dc2bd

Also made texture a function instead of a method, as it is internal to the graphics subsystem.

skypher/blackthorn,skypher/blackthorn,skypher/blackthorn