Carpentree test case

Manual example created as proof of concept for our Carpentree project, created at the #CollabW19 workshop in Loughborough on 3 April 2019

The lessons referred to are:
- Programming with Python (PP):
- Plotting and Programming in Python (PPP):
- Programming with R (PR):
- R for Reproducible Scientific Analysis (RRSA):

Licence: Creative Commons Attribution 4.0