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Minor bug fixes

I've succeed to boot Grandia!

the new sound emulation engine implemented by d357.

* Fixes flickering problem since ver 0.2.8

* Optimize for Quad-core cpu. RBG0 is drawn in its own thread.

Fix Runtime crash on Xperia Z5

### Minor bug fixes:

I obtained 'GPD XD' and confirmed uoYabause doesn't work on this device. I'm debugging.

Let me introduce my desktop...

Changes are listed below.

Sega Saturn draws polygons as quad.Thanks for this method, VDP1 can draw distorted image correctly. Modern GPUs draw polygons as triangles. They can't draw distorted quad image correctly.

* FIX: performance regression since ver 0.2.

These days, I'm trying to solve performance regression problems. I implement my own performance counter and on screen graph. And I use Tegra Graphics Debugger and Tegra System Debugger. Finally Street Fighter Zero 3 back to 60fps.

<iframe id="ytplayer" type="text/html" width="640" height="390" src="http://www.youtube.com/embed/7SrM-D_e2UM?autoplay=0&origin=http://http://www.uoyabause.org/blogs/14" frameborder="0"></iframe>

I'm renting ASUS ZenFone2 for a month. a few fixes make uoYabause running on this device. But I found performance issue I may solve. I'll finish it, then release.

## New game select screen is available!

You can get it from

2015 is a great year for me. I can finally bring Sega Saturn's games to your living room again. I want to say thank you to all people affect this project. Nvidia developed the great Soc called 'Tegra X1'. Khronos group brought the real shader programming to mobile with the specification 'OpenGL ES 3'. Guillaume keeps alive Yabause project for many years. And **BABY METAL** reminds me that I have something I have to do to the world.

You can get it from

I obtained "MOGA HERO POWER". I confirmed L2 and R2 buttons are not recognized on uoYabause. I'll fix it for ver 0.1.19.