*8627* allow class attribute on list items
Merge pull request #57 from jnugent/master

*8627* allow class attribute on list items
*8968* correct id assignment for series and categories
Merge pull request #58 from jnugent/master

*8968* correct id assignment for series and categories
Remove unnecessary phpunit installation
*8837* create submission mail templates without user signatures included
*8837* submodule commit ##jnugent/8837-fix##
Merge pull request #59 from jnugent/8837-fix

*8837* create submission mail templates without user signatures included
*8978* Submodule changes track
*8681* Submodule update ##MichaelThessel/8681_modal_stacking##