Adds HISTORY.rst
Adds informational project badges and install instructions to README
Updates version and adds two new scripts to the install list.

New scripts: biom_phyla_summary.py and filter_keep_otus_by_sample.py
Adds title, version, author, license, copyright magic variables to project __init__.py
Converts biom_phyla_summary to using argparse, separates out code into defined functionality.