0.12dev: Fixed import of components and versions from Bugzilla using `bugzilla2trac.py`.
0.12dev: Fixed import of components and versions from Bugzilla using `bugzilla2trac.py`.

Thanks to Remke Rutgers and hieroglyph for the fixes. Closes #8566.

pkdevbox/trac,pkdevbox/trac,pkdevbox/trac,pkdevbox/trac