[release/3.0] remove doc/CHANGELOG.md
Merge pull request #1737 from marutosi/finn/release/3.0/remove-changelog

Remove doc/CHANGELOG.md

We're no longer using doc/CHANGELOG.md, but tickets on openproject.org instead.
Add spec for #14964
Extract WP update details to service object
Fix #14964
Fix WP controller specs
Fix cukes
Give variable a readable name
Add specs for Possible to see list of types without being logged in
Fix for Possible to see list of types without being logged in
Merge pull request #1769 from opf/hotfix/14998_possible_to_see_types_without_login
Merge pull request #1766 from opf/hotfix/14964_user_without_edit_permission_able_to_update_work_package_attributes

[Hotfix] 14964 user without edit permission able to update work package attributes
Add specs
Consider ids parameter
Merge pull request #1783 from opf/hotfix/13789_apiv2_ids_parameter_ignored_for_planning_elements

[Hotfix] 13789 apiv2 ids parameter ignored for planning elements
Fix correct creation of membership associations on project copy
Fix cascade deletion of membership associations on project destroy
Merge pull request #1779 from netfighter/feature/14377_align_copy_project_with_dtag_privacy_guidelines
removes no longer required before filter

The only action requiring the call to assign_planning_elements is the
index action. This action receives it's work packages by calling the
assign_planning_elements method from other methods.
Bump version to 3.0.12