patch applied (ghc-6.8/ghc): Document SOURCE pragma; clarify TH behavior for mutually-recurive modules (Trac #1012)

[Ian Lynagh]

Fri Jan  4 04:19:39 PST 2008  simonpj at microsoft.com
  * Document SOURCE pragma; clarify TH behavior for mutually-recurive modules (Trac #1012)

    M ./docs/users_guide/glasgow_exts.xml -4 +17
    M ./docs/users_guide/separate_compilation.xml -1 +4