Add .gitignore for generated files

.gitignore

@@ -1 +1,35 @@
 doc
+
+*.o
+*.a
+*~
+
+tools/PrxEncrypter/PrxEncrypter
+tools/bin2c
+tools/bin2o
+tools/bin2s
+tools/mksfo
+tools/mksfoex
+tools/pack-pbp
+tools/psp-build-exports
+tools/psp-config
+tools/psp-fixup-imports
+tools/psp-prxgen
+tools/unpack-pbp
+
+Makefile.in
+Makefile
+.deps/
+aclocal.m4
+autom4te.cache/
+compile
+config.h
+config.h.in
+config.log
+config.status
+configure
+depcomp
+install-sh
+missing
+src/base/linkfile.prx
+stamp-h1