Cabal revisions of entropy-0.4.1.5

Hackage metadata revisions edit the .cabal file after upload; each diff below is one revision.

 name:           entropy version:        0.4.1.5+x-revision: 1 description:    A mostly platform independent method to obtain cryptographically strong entropy                 (RDRAND, urandom, CryptAPI, and patches welcome)                 Users looking for cryptographically strong (number-theoretically       extra-libraries: advapi32     else       if !os(halvm)-         Build-Depends: unix+         Build-Depends: unix <2.8   }