Add .gitignore

These patterns have been sitting in my private .git/info/exclude
files since 2005 because we used to use SVN.

.gitignore

@@ -0,0 +1,35 @@
+*.Plo
+*.Po
+*.a
+*.bz2
+*.d
+*.gz
+*.la
+*.lo
+*.o
+.deps
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache
+compile
+config.guess
+config.h
+config.h.in
+config.log
+config.mk
+config.status
+config.sub
+config_detected.h
+config_detected.mk
+configure
+depcomp
+depmode
+install-sh
+libtool
+ltmain.sh
+missing
+mkinstalldirs
+mpd
+stamp-h1
+tags