Add Hyllian's retro-v2 with parameters
Add more parameters to scanline.cg
Update xBR cgps to point to xbr/legacy
Add a couple of tvout presets for use on CRTs
Add a couple more cgps
Add parameters to dotmask.cg
Add scanline weight parameter to CRT-Geom
Merge pull request #21 from Monroe88/master

Update shaders and add some cgps