Adds, corrects list of 12 Lessons

Complete all Lessons list on hash/json

```
~> pwd
~> ls
~> cd usa
~> cd ..
~> cd usa/ca/san_francisco
~> touch the_bay.txt
~> rm the_bay.txt
~> cd ..
~> mkdir marin
~> rmdir marin
~> echo Bustin Bash
```