Staging: autofs3: create TODO file

This lists what's going to happen to the filesystem (i.e. removal
in 2.6.38 unless someone steps up to maintain it.)

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/autofs/TODO

+- step up and maintain this filesystem to ensure that it continues to
+  work.  There are lots of reported autofs3 bugs, and it uses the BKL,
+  which is going away.
+  If this does not happen, the will be removed in the 2.6.38 kernel
+  release.
+
+Please send patches to Greg Kroah-Hartman <greg@kroah.com> and
+Cc: H. Peter Anvin <hpa@zytor.com> and Arnd Bergmann <arnd@arndb.de>