Avoid using randomBytes() when encrypting options
Avoid using randomBytes() when encrypting options

This way we avoid delaying the opening of a project when reusing an
existing Atom window.

atom/atom,atom/atom,brettle/atom,atom/atom,Mokolea/atom,PKRoma/atom,Mokolea/atom,Mokolea/atom,brettle/atom,PKRoma/atom,PKRoma/atom,brettle/atom