the daemon tells us:

Name of contribution: refcheck Author's name: Oleg Motygin Package version: 1.9.1 Location on CTAN: macros/latex/contrib/refcheck/ Summary description: Refcheck informs (by notes on margins and warnings) about numbered unlabelled equations, unused labels and bibliography items. License type: gpl

Announcement text given by the package's contributor:

A bug is fixed (problem with optional ibitem labels whose first two letters are equal).

Format of warnings is changed.

thanks for the upload; i installed the new version, and updated the catalogue repository.

Users may view the package catalogue entry at http://www.ctan.org/pkg/refcheck or they may browse the package directory at http://mirror.ctan.org/macros/latex/contrib/refcheck/