bsnes-hd beta7

SFC/SNES模擬器 bsnes 改版 bsnes-hd 發布新版，更新如下 :

auto detection for perspective correction (Castlevania, Terranigma, FF3)

HD Mode 7 priority fix (HD foregrounds, e.g. Mohawk & Headphone Jack)

perspective correction width setting (fix for a view games, e.g. Tales of Phantasia)

settings to avoid black bars at the widescreen edges or top/bottom (Top Gear 2 and Mario Kart, respectively)

more settings for ignore window (more widescreen and ability to disable shadows)

option to disable background layer and sprites

soft crop option to allow certain parts to overflow the screen

compile fixes

some minor restructuring of the settings dialog

first version of a readme

https://github.com/DerKoun/bsnes-hd/