EDIT

use longRunningTasksService for setSecundumReference

ref #6318 Replace LF and CR from description text with space (" ")

Do not expand whole preferences tree initially

ref #6913 Remove remaining handlers

ref #6913 Remove edit new taxon handler

ref #6913 Remove open handler

ref #6913 Remove polytomous handler

ref #6913 Remove datasource handler

ref #6913 Remove alignment handler

ref #6913 Remove taxon navigator