swcursor: Move swcursor code from vgafb.c to new file swcursor.c

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
diff --git a/Makefile b/Makefile
index 4930b3a..41bfcf4 100644
--- a/Makefile
+++ b/Makefile
@@ -207,7 +207,7 @@
 
 # VGA src files
 SRCVGA=src/output.c src/string.c src/hw/pci.c src/hw/serialio.c \
-    vgasrc/vgainit.c vgasrc/vgabios.c vgasrc/vgafb.c \
+    vgasrc/vgainit.c vgasrc/vgabios.c vgasrc/vgafb.c vgasrc/swcursor.c \
     vgasrc/vgafonts.c vgasrc/vbe.c \
     vgasrc/stdvga.c vgasrc/stdvgamodes.c vgasrc/stdvgaio.c \
     vgasrc/clext.c vgasrc/bochsvga.c vgasrc/geodevga.c \