Do some more cleaning, so we can build packages from the pristine upstream
source even after the very first build.

Antonio Ospite <ospite@studenti.unina.it>

Index: uae/Makefile.in
===================================================================
--- uae.orig/Makefile.in	2009-08-27 16:40:05.000000000 +0000
+++ uae/Makefile.in	2009-08-27 16:56:42.000000000 +0000
@@ -42,3 +42,7 @@
 	rm -f uae readdisk
 	rm -f config.cache config.log config.status Makefile
 	rm -f confdefs.h
+	rm -f src/tools/Makefile src/tools/config.* \
+		src/tools/cpudefs.c src/tools/sysconfig.h
+	rm -f src/md-fpp.h
+	rm -rf src/guidep