Another patch for S02

Hi, all~

Another patch for S02 is given below. (And more patches for S03, S04,
... are coming soon.)

Reading Synopses is fun, but finding typos is not so enjoyable. :P

Cheers,
Agent


Index: D:/projects/Perl6-Syn/S02.pod

===================================================================

--- D:/projects/Perl6-Syn/S02.pod	(revision 10373)

+++ D:/projects/Perl6-Syn/S02.pod	(working copy)

@@ -523,7 +523,7 @@

 C<Str> in question can provide an abstract C<Buf> interface somehow.
 Coercion to C<Buf> should generally invalidate the C<Str> interface.
 As a generic type C<Buf> may be instantiated as (or bound to) any
-of C<buf8>, C<buf16>, or C<buf32> (or to any type that provide the
+of C<buf8>, C<buf16>, or C<buf32> (or to any type that provides the
 appropriate C<Buf> interface), but when used to create a buffer C<Buf>
 defaults to C<buf8>.

@@ -1033,7 +1033,7 @@

 Any lexical declared with the C<is context> trait is by default
  considered readonly outside the current lexical scope.  You may add
 C<is rw> to allow called routines to modify your value.  C<$_>,
-C<$!> and C<$/> are C<rw> by default.  In any event, your lexical
+C<$!>, and C<$/> are C<rw> by default.  In any event, your lexical
 scope can always access the variable as if it were an ordinary C<my>;
 the restriction on writing applies only to called subroutines.

@@ -1759,7 +1759,7 @@

  (You are still free to predeclare subroutines explicitly, of course.)
  The postdeclaration may be in any lexical or package scope that
 could have made the declaration visible to the provisional call had the
-declaration occurred before rather than after than the provisional
+declaration occurred before rather than after the provisional
 call.

  This fixup is done only for provisional calls.  If there
@@ -2167,7 +2167,7 @@

     infix:<+>                                   $x + $y
     postfix:<++>                                $x++
     circumfix:<[ ]>                             [ @x ]
-    postcircumfix:<[ ]>                         $x[$y] or $x .[$y]
+    postcircumfix:<[ ]>                         $x[$y] or $x.[$y]
     regex_metachar:<,>                          /,/
     regex_backslash:<w>                         /\w/ and /\W/
     regex_assertion:<*>                         /<*stuff>/

• Another patch for S02 by Agent Zhang