to ignore autotools generated files

Autotools.gitignore

@@ -0,0 +1,14 @@
+
+# http://www.gnu.org/software/automake
+
+Makefile.in
+
+# http://www.gnu.org/software/autoconf
+
+/autom4te.cache
+/aclocal.m4
+/compile
+/configure
+/depcomp
+/install-sh
+/missing