Merge pull request #365 from paczian/master

metagenome search update
refactored tool to work with m5nr API and not directly to sql DB. still same functionality
Merge branch 'develop' of git@github.com:MG-RAST/MG-RAST into develop
Merge pull request #366 from teharrison/develop

refactored tool to work with m5nr API and not directly to sql DB. still same functionality
m5nr api: added option to filter search by source
api: added self url to pagination output
Merge pull request #367 from teharrison/develop

api updates to m5nr
updated m5nr tool to return results by source more effiently
Merge pull request #369 from teharrison/develop

updated m5nr tool to return results by source more effiently
api: merged metagenome and metagenome_statistics resources - changed verbosity levels / unified output / more CV checking
api: merged metagenome and metagenome_statistics resources - changed verbosity levels / unified output / more CV checking
Merge pull request #370 from teharrison/develop

api: merged metagenome and metagenome_statistics resources - changed verbosity levels / unified output / more CV checking