ref: 88537cfe9b483846ccd7367c81fde5dcfe16a4d5
parent: abf8c8bf2cd27541d6a102f7c0385c3fe281f578
author: qwx <devnull@localhost>
date: Sun May 13 03:01:47 EDT 2018
demote libemu to common code - too small, nothing else that won't be under /games will use it - "libemu" as a name doesn't make sense here