Fixed: Export CSV - Custom field true/false not using translation (#16081).

git-svn-id: http://svn.redmine.org/redmine/trunk@12896 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/queries_helper.rb

@@ -129,6 +129,10 @@ module QueriesHelper
     when 'IssueRelation'
       other = value.other_issue(issue)
       l(value.label_for(issue)) + " ##{other.id}"
+    when 'TrueClass'
+      l(:general_text_Yes)
+    when 'FalseClass'
+      l(:general_text_No)
     else
       value.to_s
     end