Changes to ghc(3)

Changes to ghc:
commit 7e4406b282647587384981f6b5ee8d7c6309373d
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Sat Nov 2 11:58:09 2013 +0100

    Tweak lookup semantics for GHCi macros

    This changes the prefix-based lookup to prefer macros over builtins only if
    the macro name matches an existing builtin name. See #8305 for more details.

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

commit 7ea0c63b0f8672d98ee834cadb2ab9f7cf4a4248
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Sun Nov 3 12:32:15 2013 +0100

    Fix obsolete mention of `darcs-all` script

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

commit 2c028d8f96921a1b7b54e2d483c58d73e3f8ab13
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Sun Nov 3 12:33:11 2013 +0100

    Update obsolete URLs in documentation

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>