adding own class to group outro
+ removing some files created once earlier by mistake
Added group outro to language files (Estonian and French translated, English in others)
Merge pull request #794 from jaanusnurmoja/groupoutro

Adding group outro
Merge branch 'master' of git://github.com/Fabrik/fabrik

Conflicts:
	administrator/components/com_fabrik/language/de-DE/de-DE.com_fabrik.ini
	administrator/components/com_fabrik/language/fr-FR/fr-FR.com_fabrik.ini
Fix for French translation

Group outro label's translation was written in wrong line
Merge pull request #796 from jaanusnurmoja/groupoutro

Fix for French translation
fixed: php error in tabs template from last commit
changed: dbjoin and cdd element, replace concat label with concat_ws - allows for NULL values in concat values
fixed list js code for getRow()
Merge branch 'master' of git://github.com/Fabrik/fabrik

Conflicts:
	administrator/components/com_fabrik/language/fr-FR/fr-FR.com_fabrik.ini