+ Added sanity checks in ee_sprite_* functions.
  * libee/conic.c:
    + Use ellipsepoints() in ee_draw_circle().

+ ee_draw_ellipse().

+ Added code comments.

+ Moved optimization flags and warning triggers here.
    + Updated the snapshot timestamp.

+ More robust sprite loader.
    + Added ee_set_sprite_frame() and ee_get_sprite_frame().
    + Free all structures in ee_free_sprite().
  * src/aliens.c src/bonus.c:
    + Use ee_draw_sprite() instead of our manual sprite rendering.
  * src/box.c:
    + Use ee_draw_line() instead of the manual equivalent.
  * data/:
    + Added foo_fighter, baz_fighter, item_gem and item_heart sprites.

+ Beginning of sprite handling within the library.
    + Added support to load files.

+ Implemented ee_fill_triangle().
  * test/demo.c:
    + Triangle demo.

+ ee_draw_thin_line().
  * test/demo.c:
    + Added a thin lines demo.

+ Removed draw_circle, use ee_draw_circle instead.
  * libee/circle.c:
    + New ee_draw_circle function.
  * libee/line.c:
    + Changed an internal function's name.

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

+ Moved ee_get_key() here.
  * libee/math.c:
    + Moved r00t() here and renamed it to ee_sqrt().
    + Moved GET_RAND() here and renamed it to ee_rand().
  * src/math.c:
    + Removed this deprecated file.

+ 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.