Fixed spacing and simplified expression

Ignore-this: fc12c973f34483c9fd0ec83c4a713b5d

darcs-hash:20120915174408-b22ec-9c5d9533fa7642610ffeec63e17ac5f1ba8c69a9
Raised version and updated changelog

Ignore-this: e690046fc63655783674c1cd7500d55

darcs-hash:20120917094710-56b4d-befcb277a6db0a72dacb87274079353e0d87f092