Merge branch 'release/2.2.0' into develop
Improved README
Introduced inputType "dcaWizardMultilongual" to support DC_Multilingual
Fixed copyrights
Factored out helper method for ajax requests
Support ajax requests on child classes of DcaWizard
Fixed langColumn not being customizable
Allow custom WHERE condition in DcaWizard
Moved WHERE condition to a custom method so it can be extended
CS
Merge branch 'release/2.3.0'