fix bug 871638 - fix list for dupe named tags

some tag names evaluate as equal between ascii & non-ascii representations
Remove old hostname in installation-vagrant.rst
Merge pull request #1128 from openjck/vagrant-hostname

Remove old hostname in installation-vagrant.rst
Merge pull request #1127 from groovecoder/multiple-objects-tags-871638

fix bug 871638 - fix list for dupe named tags