Added a couple ffmpeg compression scripts, updated the mount whitehorse command and a couple of cli commands to open files with quicktime

jsx/dependencySearcher.jsx

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+//Walk the items.␍search_string = "Element";␍project_items = app.project.items␍for ( var i = 1; i <= project_items.length  ; i ++)␍    {␍        var item = project_items[i];␍        if( item.typeName == "Composition" )␍            {␍                var comp = item;␍                //alert( comp.name );␍                var comp = item;␍                for ( var j = 1 ; j <= comp.numLayers ; j ++ )␍                    {␍                        var layer = comp.layer(j);␍                        if ( layer.matchName == "ADBE AV Layer") //Only go into layers... not cameras and lights.␍                        {␍                            var effects = layer.property("Effects");␍                            //alert( comp.name + " , " + layer.name );␍                            for ( var k = 1 ; k <= effects.numProperties ; k ++ )␍                            {␍                                var effect = effects.property(k);␍                                if ( effect.name == search_string )␍                                {␍                                    layer.comment = "Contains " + effect.name + " layer.";␍                                    comp.comment = "Contains " + effect.name + " layer.";␍                                }␍                                //alert( comp.name + " , " + layer.name + " , " + effect.name );␍                            }␍                        }␍                    }                    ␍            }␍    }