Scrutinizer tweaks
Plugin parent class introduction
*8672* Add missing column fetch to AuthorDAO
*8713* Clarify type of book vs. type of workflow
Plugin classes proper use of abstract
*8566* Move import/export to tools handler (OJS)
*8566* Remove unnecessary subclassing
Submodule commit
Correct typo
Make reference use consistent
*8581* Make manual payment instructions optional
*8581* Relax all-fields-required behavior for payment settings form
*8581* Introduce payment default settings
Add missing null locale for localized getter
Add openshift action hook script
Submodule update
Submodule update
Submodule update
XML validation in travis testing
*8712* allow for empty series position and languages in ONIX export