[administrivia] Add .gitignore files, based on .cvsignores.
diff --git a/vtysh/.gitignore b/vtysh/.gitignore
new file mode 100644
index 0000000..ed3f1f3
--- /dev/null
+++ b/vtysh/.gitignore
@@ -0,0 +1,13 @@
+Makefile
+Makefile.in
+*.o
+vtysh
+tags
+TAGS
+.deps
+vtysh_cmd.c
+.nfs*
+extract.pl
+.libs
+.arch-inventory
+.arch-ids