Point F3.0 help buttons to new wiki
Merge pull request #771 from Sophist-UK/Sophist_point_f3.0_help_to_new_wiki

Point F3.0 help buttons to new wiki
Apply license files to F3.0
fixes #660 csv import in backend into existing list, but with additonal columns found in csv file, no new elements created and message incorrect
Merge branch 'master' of github.com:Fabrik/fabrik
codestyle
Merge pull request #774 from Sophist-UK/sophist_provide_licenses_F30

Apply license files to F3.0
fixes #
#765 - delete elements from trash - you had to select each element individually if you wanted to remove its field from the db, replaced with checkbox and checkall option
Merge branch 'master' of github.com:Fabrik/fabrik
updated isnot validation hover text to include info on what is not allowed
fixed: dbjoin element not available as placeholder in custom link - we were doing unnecessary and incorrect queries in listModel::addLabels, also updating some jrequest to jinput
fileupload changes as per #253
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
starting to add element help icon inline links to all element plugins - opens up wiki page directly from within edit element page
fixed rest form plugin would fail if no oauth creditials supplied
codestyle
mssing rest form plugin lang translations
fix possible notice in router
removed firefox contacts form plugin
fixed join model clearJoin() for 3.0x