Currently the cooker event data isn't rebuilt upon reset and the cache
configuration cannot be changed after init. These are both bad things
and this patch refactors the init/reset code so that it is possible
to reconfigure the server.
(Bitbake rev: 1193b8d76fcb6cb87e9ec135a2514370d7dd90ac)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>