Finally, after some years of work: enable the dynamic scopes by default for ROOT.


git-svn-id: https://root.cern.ch/svn/root/trunk@48643 27541ba8-7e3a-0410-8455-c3a389f83636
Do not mark expressions as dependent at runtime.


git-svn-id: https://root.cern.ch/svn/root/trunk@48644 27541ba8-7e3a-0410-8455-c3a389f83636