improved tab-completion


git-svn-id: https://root.cern.ch/svn/root/branches/v5-34-00-patches@48956 27541ba8-7e3a-0410-8455-c3a389f83636
Fix the spacing error introduce by last minutes code reformating ...


git-svn-id: https://root.cern.ch/svn/root/branches/v5-34-00-patches@48959 27541ba8-7e3a-0410-8455-c3a389f83636
basic support for importing from namespaces


git-svn-id: https://root.cern.ch/svn/root/branches/v5-34-00-patches@48960 27541ba8-7e3a-0410-8455-c3a389f83636