fixes query's work package count
some tests for saving work package queries
test for work package query grouping on exclusively empty values
rename feature
move steps from background to scenarios so there's less clutter
Changelog entry
capitalize label_work_package_status_plural
Merge pull request #437 from opf/fix/work_package_queries
Adds query migration for tracker references
Adds changelog entry
Removes :manage_issue_relations

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Removes :edit_issue_notes

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Removes :edit_own_issue_notes

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Removes :add_issue_notes

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Removes :move_issues

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Removes :view_issue_watchers

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Removes :delete_issue_watchers

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Fixes missing rights