Change center alignment of Joomla! logo on Isis login page
Merge pull request #4278 from infograf768/4275

Change center alignment of Joomla! logo on Isis login page
Improving test structure in application classes
Session rewrite
Port session tests from the old platform
Add array handler to avoid double session
Fix tests
None of the storage tests have been written
Some mods, stuff works, I think
Revert back to initial implementation