[parrot/parrot] 6a7679: add some docs on :write

[noreply at github.com]

Branch: refs/heads/generational_gc
Home:   https://github.com/parrot/parrot

Commit: 6a767962395afa05909b1f2bd1fddc09c8104058
    https://github.com/parrot/parrot/commit/6a767962395afa05909b1f2bd1fddc09c8104058
Author: Christoph Otto <christoph_git at mksig.org>
Date:   2011-02-10 (Thu, 10 Feb 2011)

Changed paths:
  M src/gc/gc_gms.c
  M src/vtable.tbl

Log Message:
-----------
add some docs on :write