README.md : Updated.

README.md

@@ -1,3 +1,5 @@
 This is the main repository for the CML picadae hardware
 and a control files.
 
+- __kicad__ contains the keyboard and pedal schematics and printed circuit board layout.
+- __control__ contains the keyboard solenoid ATtiny85 firware, controller Arduino firmware and, Python control API and program.