Allow "restrict" in pointer declarators.

Valid uses of "restrict" should now be permitted, but invalid uses do not necessarily give errors (and it is not used for any kind of optimization).

Parser.pas

@@ -1289,6 +1289,8 @@ var
                   cpList^.isConstant := true
                else if token.kind = volatilesy then
                   volatile := true
+               else if token.kind = restrictsy then
+                  {always allowed for now (not recorded as part of the type)}
                else
                   Error(9);
                NextToken;