Add _wiki_overview_entry method in DokuReport class.
Add _wiki_overview_entry method in DokuReport class.

- At this point of time, the commit hash and pass/
  fail/ error status is being listed in overview page.

orbitfold/tardis,kaushik94/tardis,kaushik94/tardis,orbitfold/tardis,kaushik94/tardis,kaushik94/tardis,orbitfold/tardis,orbitfold/tardis