Recognize 'const std::vector' as a vector


git-svn-id: https://root.cern.ch/svn/root/trunk@48754 27541ba8-7e3a-0410-8455-c3a389f83636
Be more consistent about the naming of return types and scope and name of constructors (using GetFullyQualifiedTypeName)


git-svn-id: https://root.cern.ch/svn/root/trunk@48755 27541ba8-7e3a-0410-8455-c3a389f83636