Change log - December 16, 2016 - 09:14 AM
* MT 04922
* Merge pull request #1840 from ajrhacker/pang_bootleg_ls157
* spangbl, pangba: 74LS157-ization and working sound
* fix compile with Xcode 8.2 (nw)
* debugimgui: sort directory entries in mount dialog, as zippath_readdir() does not guarantee entries are in any particular order.
* Stupid git, fix previous commit
* mcr68: Use standard 6840 PTM core
Replace custom implementation with the standard one.