add ak scripts

...

 On branch raum
 Changes to be committed:
	modified:   config/common.mk
	modified:   config/common_phone.mk
	modified:   prebuilt/common/data/ak/init.d/98fq_codel
	modified:   prebuilt/common/data/ak/init.d/98frandom
	new file:   prebuilt/common/data/ak/init.d/zram
	deleted:    prebuilt/common/data/ak/sysctl.conf
	deleted:    prebuilt/common/etc/init.d/01bomb
	deleted:    prebuilt/common/etc/init.d/02kernel
	deleted:    prebuilt/common/etc/init.d/05fs
	deleted:    prebuilt/common/etc/init.d/91zipalign
	new file:   prebuilt/common/etc/init.d/950iosettings
	modified:   prebuilt/common/etc/init.d/98fq_codel
	deleted:    prebuilt/common/etc/init.d/99system
	deleted:    prebuilt/common/etc/init.d/99zipalign
add bootani

...

 On branch raum
 Changes to be committed:
	new file:   prebuilt/common/media/rz_bootanimation.zip