fixed mouse events in fb version too

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modified:
  Makefile
  src/fbdev/mouse.cc
unknown:
  tags
  winnie
  winnie_fix_abs_mouse.patch
  src/pixmap.d
  src/wm.cc.rej
  src/fbdev/event.d
  src/fbdev/gfx.d
  src/fbdev/keyboard.d
  src/fbdev/mouse.d
  src/sdl/event.d
  src/sdl/gfx.d
  src/sdl/keyboard.d
  src/sdl/mouse.d