Add identifiers property
Add identifiers property

Note this time we do explicitly declare "copy" because otherwise the
compiler warns us about "assign" not being appropriate under GC for an
object that implements the NSCopying protocol.

Signed-off-by: Wincent Colaiuta <c76ac2e9cd86441713c7dfae92c451f3e6d17fdc@wincent.com>

wincent/fusion-menu