October maintenance update

Hello again! It's the usual maintenance update. Changes from the last update are below. As always, the complete changelog is [url=http://steamcommunity.com/app/344770/discussions/0/343785574513262084/]on the forums[/url]. [list] [*]The OST can now be opened in-game via the gallery, and its cover art has been fixed. [*]The engine doesn't recompile itself on first run for fun anymore. This was why 100 files were always redownloaded when verifying integrity. [*]Fixed the skip after choice preferences being reversed. [*]Fixed a few misnamed tracks in the music room. [*]Achievement progress isn't cached in save data anymore. [/list]