[S08] Minimal changes to Context Deferral, needs more attention.

Removed the @%a form because that's already defined as @(%a). The ¢a
form doesn't exist anymore, however it's temporarily left in the spec
because I'm not clear on what context deferral exactly is, much less why
Capture and Parcel need to be treated separately for it.

Author: ShimmerFairy

S08-capture.pod

@@ -215,21 +215,14 @@ you should implement wantarray-like behavior is by properly overriding
 the coercion for each context. The Contextual::Return module is an
 implementation of that concept in Perl 5.
 
+[ The capture sigil does not exist, though left in this document for the time
+being pending a suitable replacement mechanism to handle context deferral.]
+
 In order to use the context deferral in your code, you need to use the
 "capture sigil", which can be presented in two forms:
 
   my ¢a = (1, (2, (3, 4)));
 
-or
-
-  my @%a = (1, (2, (3, 4)));
-
-The latter is provided as an alternative for situations where you want
-to preserve the code in 7-bits only.
-
-[Update: C<@%a> might not work out as a capture sigil -- 
-See L<http://irclog.perlgeek.de/perl6/2009-09-21#i_1523801>.]
-
 =head1 Additions
 
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