+ Putpixel demo.
    + Draw line demo.
    + Draw circle demo.
    + Animated radar demo.

+ got rid of DELAY.
  * test/demo.c:
    + Minor animation effect.

+ Added more compiler warning flags.
  * test/demo.c:
    + Small demo for libee.

+ First file in libee, from src/graphics.c.
    + Disable cursor upon initialisation.
    + Added delay code for constant framerate.
  * src/common.h:
    + Minor compilation fix for latest ncurses.

* fixed an overflow in the tunnel update code.
  * fragbomb is now 'f', not 'd'.
  * added a missing call to init_bonus().

* new super weapon, the fragmentation bomb.

* added GPL headers to source files.