remove unneeded Relation#all from IssuesControllerTest#test_bulk_copy_should_allow_not_changing_the_issue_attributes

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extra : convert_revision : svn%3Ae93f8b46-1217-0410-a6f0-8f06a7374b81/trunk%4012586
cleanup syntax of Relation#all at app/views/wiki/edit.html.erb

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extra : convert_revision : svn%3Ae93f8b46-1217-0410-a6f0-8f06a7374b81/trunk%4012587
Rails4: replace deprecated Relation#sum with finder options at Issue#total_spent_hours

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extra : convert_revision : svn%3Ae93f8b46-1217-0410-a6f0-8f06a7374b81/trunk%4012588