patch applied (ghc): Make UniqFM strict in its elements

[Ian Lynagh]

Wed Feb  6 06:16:20 PST 2008  Ian Lynagh <igloo at earth.li>
  * Make UniqFM strict in its elements

    M ./compiler/basicTypes/NameEnv.lhs -1 +1
    M ./compiler/basicTypes/VarEnv.lhs -1 +1
    A ./compiler/utils/LazyUniqFM.lhs
    M ./compiler/utils/UniqFM.lhs -2 +2