PKGBUILD fix libva/vdpau deps

PKGBUILD fix libva/vdpau deps
tweak want shuttle in configure.ac
no view popup play clips
CIN_FINISH glfinish workaround
mixer reload segvs
unset in/out pts on replace project
cleanup
stop playback renderengine race conditions
proxy orig h tweaks when using scaler
disable F_interlace (fails), use F_tinterlace instead
dialog thread join fix
symetric draw_triangle_down_flat appearance
tracer plugin info
15 plugins, clears for slider bars user contrib
c99 for lv2 builds
sketcher/motion51 popupmenw text w tweaks
sketcher uses ctrl+alt instead of alt, wm collision