Updated CSS to fix missing labels for checkboxes.
Fixed error message when disabling the MCW for editing.
Merge pull request #82 from aschempp/allow-disabled

Fixed error message when disabling the MCW for editing.
Merge remote-tracking branch 'origin/dev' into dev
Make compatible to contao 3.
Merge pull request #86 from tristanlins/hotfix-contao3

Contao 3 compatibility
Optimize css for checkbox wizards
Change the datepicker icon path for contao 3
Contao 3 ready
added this at line 245

            if (!$this->columnFields)
            {
                continue;
            }

From time to time $this->columnFields ist NULL
Support the Contao 3 fileTree widget in columns
Pass field name to fileTree widget
Fixed DCA helper
Can't use a reference
Added new class to autoload.php
Input is cached, need to create a virtual field
Trying to satisfy Psi
Merge pull request #89 from kmielke/master

error in foreach if columnFields is null
Changed includ path depending on the contao version. See Ticket #92
Added activeRow for option_callback. See Ticket #91