add TOC

README.md

+[Automated Testing Framework](#automated-testing-framework)
+[Change to Double Precision Floating Point Format](#change-to-double-precision-floating-format)
+[API for HTML5 Web Apps](#api-for-html5-web-apps)
+[K12 Mode](#k12-mode)
+[Profile and Optimize Purr Data for Realtime Safety](#profile-and-optimize-purr-data-for-realtime-safety)
+[ASCII art to Purr Data diagram conversion](#ascii-art-to-purr-data-diagram-conversion)
+[Navigation of "Wireless" Objects](#navigation-of-wireless-objects)
+[Terminal REPL](#terminal-repl)
+[Core Accessibility](#core-accessibility)
+[Purr Data Message and DSP Profiler](#purr-data-message-and-dsp-profiler)
+[Streamlining Purr Data GUI-Pd communication](#streamlining-purr-data-gui-pd-communication)
+
 Automated Testing Framework
 ---------------------------
 
@@ -284,7 +296,7 @@ art, so the problem may be more tractable here than in other fields.
 Javascript if converting ASCII art to Purr Data diagram, C if
 attempting to convert from graphical diagram *back* to ASCII art.
 
-Navigation of "Wireless" Objects
+Navigation of Wireless Objects
 --------------------------------
 
 ### Goal