try one last time to fix yml bug, add backup module list to readme.

Author: ColinKerr

README.md

@@ -14,7 +14,12 @@ git clone https://github.com/ColinKerr/python_microcontrollers.git
 
 Browse the course material online here: https://colinkerr.github.io/python_microcontrollers/
 
-For instructions to setup your computer and microcontroller for the first time go to [setup](./setup/)
+- [Getting Started](./setup/getting_started.md)
+- [Module 1 - First Examples](./01_first_examples/index.md)
+- [Module 2 - Input and Output](./02_input_and_output/index.md)
+- [Module 3 - Sensors](./03_sensors/index.md)
+- [Module 4 - Output](./04_output/index.md)
+- [Module 5 - Advanced](./05_advanced/index.md)
 
 ## How to contribute
 

_config.yml

@@ -8,7 +8,7 @@ navigation:
   - title: Module 1 - First Examples
     link: /01_first_examples/index.html
   - title: Module 2 - Input and Output
-    link: /02_input_output/index.html
+    link: /02_input_and_output/index.html
   - title: Module 3 - Sensors
     link: /03_sensors/index.html
   - title: Module 4 - Output