Be sure to give respects to the creator guys, all i did is repost it here, its not flashable, you just replace it with the bootanimation.zip in /system/media, make sure its named bootanimation.zip, then change the permissions to match all the other files in system.
Edit: and im not sure about what cm11 animation your talking about. I suppose you could pull it out of a cm rom
Nexus 5 Slimkat Code_Blue Kernel
Nexus 7 2013 Slimkat Glitch Kernel