AliEveMacro

AliEveMacro
-----------
Add data-source flag AOD.

AliEveMacroExecutor
-------------------
Use AOD data-source flag.

AliEveEventManager
------------------
Add container for transient objects, register them via:
  static void RegisterTransient(TEveElement* element);
These is for elements that need to be deleted when going to a new
event but do not belong to the Event folder (the objects there are
displayed in main views).

jetplane.C
----------
Register jet-plane object to the list of transients.

vplot_tpc.C
-----------
With Adam J. - new macro for display of V-plot from TPC clusters.

visscan_init.C
--------------
Add jetplane.C and vplot_tpc.C to data selector (disbaled by default).