From Gerri:

Add two new envs to define the location of the 'motd' and 'noproof'
files (PROOFMOTD and PROOFNOPROOF). This was requested by Jan-Fiete
to be able to pickup the files from alicecaf AFS public.


git-svn-id: http://root.cern.ch/svn/root/trunk@17305 27541ba8-7e3a-0410-8455-c3a389f83636