Merge PR MPAS-Dev#462 'xylar/update_compass_readme' into ocean/develop

This is based on the metapackage from MPAS-Tools
(https://github.com/MPAS-Dev/MPAS-Tools/tree/master/compass)

testing_and_setup/compass/README_ocean.md

@@ -6,21 +6,24 @@ To set up and run ocean test cases from COMPASS, you will need a conda
 environment.  First, install Miniconda3 (if miniconda is not already
 installed), then create a new conda environment as follows:
 ``` bash
-conda create -n compass_py3.7 -c conda-forge -c xylar python=3.7 \
-    geometric_features=0.1.4 mpas_tools=0.0.6 jigsaw=0.9.11 jigsawpy=0.0.2 \
-    metis pyflann scikit-image basemap pyamg ffmpeg
+conda create -n compass_0.1.2 -c conda-forge -c e3sm python=3.7 compass=0.1.2
 ```
 Each time you want to work with COMPASS, you will need to run:
 ```
-conda activate compass_py3.7
+conda activate compass_0.1.2
 ```
 
 An appropriate conda environment is already available on Los Alamos National
-Laboratory's Institutional Computing (LANL IC) machines:
+Laboratory's Institutional Computing (LANL IC) machines as well as Anvil, Compy
+and Cori.  In each case, you will run:
 ```
-source /usr/projects/climate/SHARED_CLIMATE/anaconda_envs/base/etc/profile.d/conda.sh
-conda activate compass_py3.7
+source <base_path>/load_latest_compass.sh
 ```
+Values of `<base_path>` are:
+* grizzly and badger - `/usr/projects/climate/SHARED_CLIMATE/anaconda_envs`
+* anvil (blues) - `/lcrc/soft/climate/e3sm-unified/`
+* compy - `/share/apps/E3SM/conda_envs`
+* cori - `/global/cfs/cdirs/acme/software/anaconda_envs`
 
 ## Setting config options
 
@@ -31,7 +34,7 @@ In six places, replace `FULL_PATH_TO_MPAS_MODEL_REPO` with the path where you
 have checked out (and built) the branch of MPAS-Model you are planning to use.
 Five other paths are required, as explained below.
 
-### geometric_data
+### geometric\_data
 
 ```
 geometric_data = FULL_PATH_TO_PATH_OF_CACHED_GEOMETRIC_FEATURES_DATA
@@ -41,7 +44,7 @@ automatically downloaded and cached as test cases require them.  However, if
 working on compute nodes that cannot get to the internet (specifically GitHub),
 it may be necessary to download the full set of `geometric_data` ahead of time
 from:
-[https://github.com/MPAS-Dev/geometric_features/tree/0.1/geometric_data](https://github.com/MPAS-Dev/geometric_features/tree/0.1/geometric_data)
+[https://github.com/MPAS-Dev/geometric\_features/tree/0.1/geometric\_data](https://github.com/MPAS-Dev/geometric_features/tree/0.1/geometric_data)
 The easiest way to do this is with:
 ```
 git clone git@github.com:MPAS-Dev/geometric_features.git
@@ -56,7 +59,7 @@ On LANL IC, a full checkout is already available at:
 geometric_data = /usr/projects/regionalclimate/COMMON_MPAS/ocean/grids/geometric_data_v0.1
 ```
 
-### mesh_database, initial_condition_database and bathymetry_database
+### mesh\_database, initial\_condition\_database and bathymetry\_database
 
 These are directories for storing pre-generated mesh files, data sets for
 creating initial conditions, and bathymetry data. These can be empty directories, in which case