[TODO] Remove done items

TODO

diff --git a/TODO b/TODO
index 0eccb48..72e9f3e 100644
--- a/TODO
+++ b/TODO
@@ -25,8 +25,6 @@
 
 - Use tags for hb_script_t
 
-- Better name for iso15924 script functions
-
 - Figure out how many .so objects, how to link, etc
 
 - Shall y axis progress downward instead of upward?
@@ -69,8 +67,6 @@
 
 - GNOME Bug 612402 - (hb-arm) HarfBuzz compilation fix for arm
 
-- Better define HB_INTERNAL
-
 
 Optimizations:
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