Correcting wrong rtl in protostar
Consistent use of Joomla!
Merge pull request #4447 from infograf768/protostar_rtl

Correcting wrong rtl in protostar
Add tear down function. Fixes #4458
Ensure vars are always set if the default menu item is retrieved (Ref #4183)
Merge pull request #4461 from mbabker/routerFix

Ensure vars are always set if the default menu item is retrieved (Ref #4183)
Updating es-ES and fa-IR installation languages
Merge branch 'staging' of github.com:joomla/joomla-cms into staging