remove cruft, add .a and .log

.gitignore

@@ -1,42 +1,8 @@
 *.o
+*.a
 *.elf
 *.map
+*.log
 *~
 .*.swp
 .DS_Store
-doc/reference/
-environ.sh
-romdisk.img
-kernel/stubs/*.c
-kernel/exports/kernel_exports.c
-kernel/arch/dreamcast/kernel/arch_exports.c
-lib/dreamcast/*.a
-addons/lib/dreamcast/*.a
-utils/bincnv/bincnv
-utils/gba-crcfix/gba-crcfix
-utils/genromfs/genromfs
-utils/vqenc/vqenc
-utils/wav2adpcm/wav2adpcm
-utils/kmgenc/kmgenc
-utils/bin2c/bin2c
-utils/bincnv/bincnv
-utils/gentexfont/gentexfont
-utils/isotest/isotest
-utils/makejitter/makejitter
-utils/dcbumpgen/dcbumpgen
-examples/dreamcast/basic/exec/romdisk/sub.bin
-examples/dreamcast/kgl/basic/vq/fruit.vq
-examples/dreamcast/conio/adventure/data.c
-examples/dreamcast/conio/adventure/setup
-examples/dreamcast/png/romdisk_boot.img
-examples/dreamcast/pvr/modifier_volume_tex/romdisk/fruit.kmg
-examples/dreamcast/pvr/texture_render/texture_render.bin
-utils/dc-chain/logs
-utils/dc-chain/*.tar.bz2
-utils/dc-chain/*.tar.gz
-utils/dc-chain/binutils-*
-utils/dc-chain/gcc-*
-utils/dc-chain/newlib-*
-utils/dc-chain/gdb-*
-utils/dc-chain/insight-*
-utils/scramble/scramble