Fixed a few integer -> string conversion errors.
Fixed a few integer -> string conversion errors.

git-svn-id: c6b8b7c7dde96466bbcf75a0cd06dc5afb4e2533@24 e4d4d81e-240f-4a72-d798-d15127759858

nilbus/acts_as_indexed,nikolai-b/acts_as_indexed,dougal/acts_as_indexed,evanrolfe/acts_as_indexed