Fixes selected menu tab when issue creation fails.
Fixes URLs in atom feeds broken by r3681 (#5403).
Fixed: 500 internal error when browsing any Redmine page in Epiphany (#5401).
Fixes some parameters in functional tests.
Fixes an object instantiation in tests.
Merged r3698 from trunk.
Only copy visible issues.
Merged r3668 from trunk.
Refactor: pull #query_statement_invalid up to ApplicationController.
Refactor: Move gantts to a separate controller.