getlastrecipeversion and readRecipeInfo weren't called anywhere.
Remove them so we don't have to keep them up-to-date with future
additions to the recipe info file.
(From OE-Core rev: 22bf6284576ccee607d7bd197420a29242df11c0)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>