Installing kafka-mirror init.d and default scripts.

(Somehow this original change was lost in the recent debian branch cleanup.)

(cherry picked from commit e8d1ac90c2e2d93b966bb7c3fc54cec742a948da)

Conflicts:

	debian/kafka.install

Change-Id: Idf77b84c1059798f0501d0157d0dfef0cf4c3308