Add conda, homebrew, biocontainers installation docs.

Author: heuermh

README.md

@@ -61,6 +61,32 @@ R and Python.
 
 # Getting Started
 
+## Installing ADAM via Conda
+
+ADAM is available in Conda via Bioconda, https://bioconda.github.io
+
+```bash
+$ conda install adam
+```
+
+## Installing ADAM via Homebrew
+
+ADAM is available in Homebrew via Brewsci/bio, https://github.com/brewsci/homebrew-bio
+
+```bash
+$ brew install brewsci/bio/adam
+```
+
+## Installing ADAM via Docker
+
+ADAM is available in Docker via BioContainers, https://biocontainers.pro
+
+```bash
+$ docker pull quay.io/biocontainers/adam:{tag}
+```
+
+Find `{tag}` on the tag search page, https://quay.io/repository/biocontainers/adam?tab=tags
+
 ## Building from Source
 
 You will need to have [Apache Maven](http://maven.apache.org/) version 3.3.9 or
@@ -77,6 +103,9 @@ $ mvn install
 You'll need to have a Spark release on your system and the `$SPARK_HOME` environment variable pointing at it;
 prebuilt binaries can be downloaded from the [Spark website](http://spark.apache.org/downloads.html).
 
+As of ADAM version 0.37.0, Spark version 3.2.0 or later is required.
+
+
 # Documentation
 
 ADAM's documentation is available at http://adam.readthedocs.io.

docs/installation/source.rst

@@ -35,6 +35,8 @@ will need to have the Spark binaries on your system; prebuilt binaries
 can be downloaded from the `Spark
 website <http://spark.apache.org/downloads.html>`__.
 
+As of ADAM version 0.37.0, Spark version 3.2.0 or later is required.
+
 Once this alias is in place, you can run ADAM by simply typing
 ``adam-submit`` at the command line.
 
@@ -131,11 +133,11 @@ Installation of ``devtools`` may require ``libgit2`` as a dependency.
     apt-get install libgit2-dev
 
 The build also requires you to have the ``SparkR`` package installed,
-where ``v2.x.x`` should match your Spark version.
+where ``v3.x.x`` should match your Spark version.
 
 .. code:: bash
 
-   R -e "devtools::install_github('apache/spark@v2.x.x', subdir='R/pkg')"
+   R -e "devtools::install_github('apache/spark@v3.x.x', subdir='R/pkg')"
 
 The ADAM JARs can then be provided to ``SparkR`` with the following bash
 commands: