fixed: json page appears on browser's back button click
Merge remote-tracking branch 'histvest/master'
Merge remote-tracking branch 'histvest/master'
fix article controller specs
fix topic controller specs
fix authentication_pages_spec
fix user_pages_spec
fixed: redirect user to topics grid if show button clicked on unpublished topic
Merge pull request #5 from VitaliyMakarets/master

Bunch of fixes