fixed buggy link function

project/undo.cpp

@@ -1054,7 +1054,7 @@ LinkCommand::LinkCommand() : link(true), old_project_changed(mainWindow->isWindo
 
 void LinkCommand::undo() {
     for (int i=0;i<clips.size();i++) {
-        Clip* c = clips.at(i);
+		Clip* c = s->clips.at(clips.at(i));
         if (link) {
             c->linked.clear();
         } else {
@@ -1067,11 +1067,11 @@ void LinkCommand::undo() {
 void LinkCommand::redo() {
     old_links.clear();
     for (int i=0;i<clips.size();i++) {
-        Clip* c = clips.at(i);
+		Clip* c = s->clips.at(clips.at(i));
         if (link) {
             for (int j=0;j<clips.size();j++) {
                 if (i != j) {
-                    c->linked.append(j);
+					c->linked.append(clips.at(j));
                 }
             }
         } else {

project/undo.h

@@ -231,8 +231,9 @@ class LinkCommand : public QUndoCommand {
 public:
     LinkCommand();
     void undo();
-    void redo();
-    QVector<Clip*> clips;
+	void redo();
+	Sequence* s;
+	QVector<int> clips;
     bool link;
 private:
     QVector< QVector<int> > old_links;