Geonomics

Merged the opt_tskit branch, containing the dual-mode (tskit; manual genotype tracking) version, into master.

Added tutorial video to YouTube, then embedded in docs.

Just incrementing the version number to make sure the new, lower-res logo gets updated at readthedocs

Added ability to use input rasters with values outside the range of the stated min and max values for those rasters. This allows the users to use large, negative values as no-data values for missing cells, as those cells will then be coerced to 0s when rasters are read into Geonomics Landscape Layer objects.

Looks like perhaps I forgot to include psutil in requirements.txt, and that's what created the build problems for readthedocs. Trying again.

Again incrementing the release number, after specifying install and requirements.txt in .readthedocs.yml, to try to get the Sphinx readthedocs API docs working