Revert "Revert "Revert "Add CUR::Staging.candidates method"""
Revert "Revert "Revert "Add CUR::Staging.candidates method"""

This reverts commit 75fa35e40f2a624ec67781dea81476b9077ab374.

salortiz/rakudo,tbrowder/rakudo,labster/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,labster/rakudo,tbrowder/rakudo,salortiz/rakudo,rakudo/rakudo,MasterDuke17/rakudo,labster/rakudo,rakudo/rakudo,MasterDuke17/rakudo,rakudo/rakudo,tbrowder/rakudo,labster/rakudo,salortiz/rakudo,rakudo/rakudo,tbrowder/rakudo,labster/rakudo,MasterDuke17/rakudo,rakudo/rakudo,tbrowder/rakudo,rakudo/rakudo,salortiz/rakudo,MasterDuke17/rakudo,MasterDuke17/rakudo,labster/rakudo,salortiz/rakudo,salortiz/rakudo