fill in last year's schedule

Author: perlpilot

misc/perl6advent-2011/schedule

@@ -17,9 +17,9 @@ Please add your topic and name after each day that you plan to take
 16 Perl 6 equivalents of Perl 5 references -- moritz
 17 Mandelbrot & Gtk -- colomon
 18 Using meta-programming to implement Rakudo -- jnthn
-19 <some topic> -- masak
+19 Abstraction and why it's good -- masak
 20 Hashes -- lichtkind
-21 <tome sopic> -- tadzik
-22 <some topic> -- masak
+21 Native libraries, native objects -- tadzik
+22 Operator overloading, revisited -- masak
 23 Idioms -- Util
 24 multi subs -- lue