CTSM coding guidelines

We should adapt the guidelines given here

https://wiki.ucar.edu/display/ccsm/CLM+Coding+Conventions

as well as the "List of common problems to watch out for" given here

https://wiki.ucar.edu/pages/viewpage.action?pageId=306743106

For generally-applicable coding best practices, we support most of the suggestions in this blog series on "Code Health" from Google:

https://testing.googleblog.com/search/label/Code%20Health