GLMixer Code

fix bug non-initialization of VideoPicture

Set tooltip of sessions in session switcher to the notes in the session
file (or filename if no notes found)

OSX compilation

Ensure getString from ShaderToy plugin gives a copy of the requested
code, not the pointer to the internal string.
(and delete the copy when received)

Bug fix slider navigation
Bound frame slider to mark_in-mark_out interval

Set Action icons according to new Video Control icons

Submit new release 1.4 878

Bug fix, cleanup and cosmetic improvements for management of queue when
changing marks at begin or end.

Avoid crash on error of sws_scale

new icons