adding docker compatibility
adding docker compatibility

RCOSDP/waterbutler,Ghalko/waterbutler,CenterForOpenScience/waterbutler,Johnetordoff/waterbutler,icereval/waterbutler,hmoco/waterbutler,TomBaxter/waterbutler,chrisseto/waterbutler,rafaeldelucena/waterbutler,rdhyee/waterbutler,cosenal/waterbutler,felliott/waterbutler,kwierman/waterbutler