Follow-up to prev commit:   - addPrimTycon() and addPrimCfun() now add themselves     onto the currentModule's tycons/names lists also.   - have findQualTycon() and findQualClass() cope with     export lists and straight lists of tycons/classes.
Follow-up to prev commit:
  - addPrimTycon() and addPrimCfun() now add themselves
    onto the currentModule's tycons/names lists also.
  - have findQualTycon() and findQualClass() cope with
    export lists and straight lists of tycons/classes.

FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs