remove date from other properties because of occasional malfomed dates that mess up es
remove date from other properties because of occasional malfomed dates that mess up es

fabianvf/scrapi,felliott/scrapi,CenterForOpenScience/scrapi,ostwald/scrapi,mehanig/scrapi,erinspace/scrapi,fabianvf/scrapi,erinspace/scrapi,alexgarciac/scrapi,mehanig/scrapi,icereval/scrapi,CenterForOpenScience/scrapi,jeffreyliu3230/scrapi,felliott/scrapi