Fix many wording issues from MCF 2013/07/18 comments; new matrix diagram
Make .key binary
Add matrix diagram keynote file
Add appendix for old vs new stims, switch to apa6 to make \appendix work
Forgot these in previous commit
On expt23 graph, explicitly mark expt1 conditions
Fix more substantive issues from MCF 2013/07/18.

TODO: still need to address problem of missing catch trials for some participants. I think I'll just re-collect this data.
Check off a bunch of todos
Update binary
Copy 2013/11/16 binary
Add apa6.cls
Ignore some more latex compile files