Converted project to GPL, restructured mettle.c
* Project is now GPL licensed, see COPYING for details
* Added c99 dependancy (use intel compilers, window-folk)
* Changed to standard pointer style (void *ptr instead of void* ptr)
* Added entities and components, see mettle.h for details
* Actions of the player are stored in an actionQueue
* handleKey has a new structure (again)
* new scalar vector utility functions
* Added debug flag where malloc is initialized with 0xFF
* Changed to 16px tiles