updated the requirements.txt to point to new scrapi
updated the requirements.txt to point to new scrapi

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