first complete build; remove TODO

Joshua Goller · Joshua Goller · commit 7fa357863d34 · 2018-07-25T03:11:49.000-04:00
diff --git a/TODO.md b/TODO.md
@@ -1,10 +1,7 @@
 # TODO
 
 - Ch. 6
-  - Refactor crossref to use BST library
   - Handle typedef / define in charmatch
-  - Builds / compiles with new make system
-  - Maximum `const` correctness
 - Appendix A
   - Reading
 - Appendix B
