timelineview is now a true view of the blocks at all times

app/widget/nodeview/nodeview.cpp

@@ -35,6 +35,8 @@ NodeView::NodeView(QWidget *parent) :
 void NodeView::SetGraph(NodeGraph *graph)
 {
   if (graph_ != nullptr) {
+    disconnect(graph_, SIGNAL(NodeAdded(Node*)), this, SLOT(AddNode(Node*)));
+    disconnect(graph_, SIGNAL(NodeRemoved(Node*)), this, SLOT(RemoveNode(Node*)));
     disconnect(graph_, SIGNAL(EdgeAdded(NodeEdgePtr)), this, SLOT(AddEdge(NodeEdgePtr)));
     disconnect(graph_, SIGNAL(EdgeRemoved(NodeEdgePtr)), this, SLOT(RemoveEdge(NodeEdgePtr)));
   }

app/widget/nodeview/nodeviewitem.cpp

@@ -257,6 +257,8 @@ void NodeViewItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opti
   }
 }
 
+#include "node/block/block.h"
+
 void NodeViewItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
 {
   // We override standard mouse behavior in some cases. In these cases, we don't want the standard "move" and "release"

app/widget/timelineview/timelineview.cpp

@@ -67,6 +67,11 @@ void TimelineView::AddClip(ClipBlock *clip)
   connect(clip, SIGNAL(Refreshed()), this, SLOT(BlockChanged()));
 }
 
+void TimelineView::RemoveClip(ClipBlock *clip)
+{
+  delete clip_items_[clip];
+}
+
 void TimelineView::SetScale(const double &scale)
 {
   scale_ = scale;