timenode: implemented timenode to allow values to be connected to time

app/node/factory.cpp

@@ -8,6 +8,7 @@
 #include "distort/transform/transform.h"
 #include "input/media/video/video.h"
 #include "input/media/audio/audio.h"
+#include "input/time/timeinput.h"
 #include "math/math.h"
 #include "output/track/track.h"
 #include "output/viewer/viewer.h"
@@ -138,6 +139,8 @@ Node *NodeFactory::CreateInternal(const NodeFactory::InternalID &id)
     return new PanNode();
   case kMath:
     return new MathNode();
+  case kTime:
+    return new TimeInput();
 
   case kInternalNodeCount:
     break;