From Ivana:

In etc/vmc:
- Adding target install (on request by ALICE)
- g4_makedist.sh  updated for moving g4root in geant4_vmc
- Adding new makedist.sh script for all vmc packages


git-svn-id: http://root.cern.ch/svn/root/trunk@33604 27541ba8-7e3a-0410-8455-c3a389f83636